Caterpillar 446B
Caterpillarbackhoe loader(no series)

Caterpillar 446B

Maintenance schedule, common problems & OEM parts breakdown

The Caterpillar 446B is a versatile backhoe loader designed for utility, excavation, and municipal applications. This machine features a Caterpillar 3114 DIT turbocharged diesel engine delivering up to 110 hp (82 kW). Operating within the mid-size class, it has a standard operating weight of approximately 19,600 lb (8,890 kg). The 446B was produced between 1993 and 200 and offered various configurations, including 2WD and 4WD drive options, with specialized backhoe stick lengths ranging from standard to extendable.

Across its production generations, the 446B maintained a reputation for durability in heavy-duty roles. In today's used equipment market, this model remains highly relevant due to the availability of robust components and the simplicity of its power shift transmission and hydraulic systems. Its presence in the secondary market is sustained by high demand for reliable parts, such as cylinder seal kits for the boom, stick, and bucket, making it a cost-effective choice for contractors seeking proven performance without modern emissions complexity.

Below: full specifications, fluids & capacities, the factory service schedule, common service parts, verified fault codes, what owners discuss, attachment guidance, the complete assembly directory, and a serial-number reference. Complete parts lists with full OEM part numbers, exploded diagrams, quantities, and fitment data are available free in Heavy Parts AI.

Caterpillar 446B specifications

Engine

ModelCat 3114 DIT (or 3114T Diesel)
Gross Power82.0 kW (110 hp)
Net Power102 hp (76.1 kW)
Displacement4.4 L (268 cu in)
Cylinders4, In-Line
AspirationTurbocharged

Weights

Operating Weight8,891 kg (19,602 lb) — varies by configuration/series

Dimensions

Transport Length25.12 ft (7.65 m)
Transport Width7.99 ft (2.43 m)
Transport Height13.76 ft (4.19 m)
Wheelbase7.33 ft (2.23 m) — varies by configuration/series
Ground Clearance1.09 ft (332 mm)

Performance

Max Forward Speed33.0 kph (19.6 mph) — varies by configuration/series
Max Reverse Speed12.9 mph (20.7 kph)
Bucket Dig Force (Standard)15,200 lb (6,910 kg)
Bucket Dig Force (Extended Stick)15,150 lb (6,890 kg)
Max Digging Depth (Standard Stick)17.2 ft (5.22 m)
Max Digging Depth (Extendable Stick)21.5 ft (6.53 m)

Service capacities (summary)

Fuel Tank33.0 gal (124.9 L)
Hydraulic System41.0 gal (154.0 L)
Engine Oil2.9 gal (11.0 L) — includes filter
Cooling System7.9 gal (30.0 L)

Values vary by configuration, region, and serial range — confirm against your machine before planning transport or lifts.

446B fluids & capacities

SystemCapacityRecommended fluid
Engine Crankcase (with filter)11.0 L (2.9 gal)Cat Lube Oil
Cooling System30.0 L (7.9 gal)Not specified
Fuel Tank125.0 L (33.0 gal)Not specified
Transmission/Powertrain Compartments26.0 L (6.9 gal) for Auto-Shift 2WD; 27.5 qt (26.0 L) for torque converter oil capacityNot specified
Front Axle (4WD)2.5 gal (9.5 L)Not specified
Rear Axle8.2 gal (31.0 L)Not specified
Front Axle Planetaries0.3 gal (1.1 L)Not specified
Hydraulic System154.0 L (41.0 gal)Caterpillar Advanced Hydraulic Oils
Hydraulic Tank15.1 gal (57.2 L)Not specified

Capacities are refill values from factory literature — always fill to the dipstick/sight gauge, not the number.

Caterpillar 446B maintenance schedule

Service intervalTasks
Every 10 h
  • Check engine oil level and condition
  • Inspect hydraulic fluid level via sight glass
  • Verify coolant level and cap integrity
  • Drain water from fuel/water separator
  • Check air filter restriction indicator
  • Inspect all hydraulic hoses for cracks or leaks
Every 250 h
  • Change engine oil and filter
  • Grease all boom, stick, bucket, and swing points
  • Drain fuel/water separator
  • Perform visual inspection of belts and hoses
  • Check air filter primary element
Every 500 h
  • Replace fuel filters
  • Replace hydraulic return filter
  • Perform battery service and terminal inspection
  • Conduct detailed undercarriage or tire inspection
  • Test coolant SCA levels
Every 1,000 h
  • Perform hydraulic oil sample analysis (S.O.S)
  • Inspect turbocharger for wear
  • Check ROPS bolt torque
  • Measure component wear levels
  • Service final drive oil
Every 2,000 h
  • Change hydraulic system oil
  • Perform coolant flush and replacement
  • Service transmission system
  • Conduct comprehensive structural inspection
  • Evaluate major components

Servicing the 446B beyond the schedule

Predictive Maintenance & Fluid Analysis

Utilize Caterpillar S.O.S fluid analysis to monitor engine oil, hydraulic fluid, and coolant. Regularly sampling these fluids detects wear metals like iron or copper and identifies contaminants such as silicon from dirt ingestion. For the 446B, analyzing hydraulic oil particle counts is critical for preventing pump and valve failure. Use these diagnostic reports during PM3 and PM4 intervals to catch degradation before it necessitates expensive component replacements.

Corrective & Common Repairs

Address hydraulic pressure fluctuations by inspecting the priority valve, which directs flow between steering and implement circuits. If bucket pressure drops significantly below 3250 psi (224 bar), check for worn relief valves or pump output issues. Additionally, monitor cylinder seals on the boom, stick, and bucket; replacing leaking seal kits is a standard repair to maintain hydraulic efficiency and prevent system contamination in the closed-center, load-sensing system.

Overhaul & Rebuild Points

Major overhaul milestones include a 2,000-hour transmission service and a full hydraulic oil change. During high-hour rebuild points, evaluate the turbocharger for play and inspect structural welds on the boom and stick. For the engine, monitor the 3114 DIT for compression or fuel system issues. Comprehensive structural inspections are required during PM4 intervals to identify fatigue in the chassis or stabilizer assembly before they lead to catastrophic failure.

Seasonal & Environment Servicing

In dusty, sandy, or quarry environments, shorten air filter inspection intervals to daily and replace them every 500 hours. Clean radiator and oil cooler fins daily to prevent overheating. For machines operating in wet conditions, increase lubrication frequency for all pins and bushings beyond the standard schedule. Always verify battery condition and terminal cleanliness before seasonal storage to ensure reliable starting during subsequent deployment.

446B common service parts

Part numberPart
1R-0750Filter As-FuelCheck fitment →
7C-1062Filter Element As-AirCheck fitment →
7W-3920Filter Element As-AirCheck fitment →
7T-3519Filter Element As-Cab AirCheck fitment →
7T-3549Filter Element-Cab AirCheck fitment →

Always confirm against your machine's serial number — cross-check any part in Heavy Parts AI before ordering.

446B fault codes & troubleshooting

CodeMeaningLikely causeWhat to do
110-0Engine Coolant Temperature — Above NormalLow coolant level or thermostat failureInspect cooling system and refill coolant
110-3Engine Coolant Temperature Sensor — Voltage HighOpen circuit or sensor failureCheck wiring and replace sensor if faulty
174-3Engine Fuel Temperature — Voltage Above NormalOpen circuit in sensor wiringInspect harness and replace sensor if necessary
190-8Engine Speed — Abnormal FrequencySpeed sensor air gap, sensor failure, or tone ring damageCheck sensor gap and test speed sensor/tone ring
41-38-Volt DC Supply — Voltage Above NormalShort to power on 8V reference circuitInspect sensors sharing the 8V supply and isolate fault
41-48-Volt DC Supply — Voltage Below NormalShort to ground on 8V reference circuitDisconnect sensors one at a time to locate short
E360Engine Coolant Temperature — HighLow coolant, failed thermostat, or water pump issueDiagnose cooling system; do not operate until resolved
E361Engine Coolant Temperature — Very High (Shutdown)Severe cooling system failurePerform full cooling system diagnosis; engine shutdown required

Codes and remedies are general guidance for this model family — always confirm with diagnostic tooling and your dealer before major repairs.

446B attachments & work tools

Loader Buckets

Available in general purpose and heavy duty configurations. Standard widths are approximately 95.83 in (2433 mm) to 96 in (2438 mm). Capacities range from 1.44 yd³ (1.10 m³) heaped to 1.75 yd³ (1.34 m³) heaped.

Backhoe Buckets

Includes standard, heavy duty, and extreme service options. Heavy duty widths range from 18 in (457 mm) to 36 in (914 mm). Extreme service capacities vary between 8.1 ft³ (0.23 m³) struck and 13.0 ft³ (0.37 m³) heaped.

Backhoe Stick Configurations

Available with standard or extendable sticks. Standard configuration provides a maximum digging depth of 17.2 ft (5.24 m). Extendable stick increases maximum digging depth to 21.5 ft (6.56 m).

Specialized Attachments

Machine supports various functional tools including thumbs, ditching buckets, and cutting edges. Hydraulic kits may be required for specific implement operations.

All 446B assemblies by section

Every catalogued assembly group for the Caterpillar 446B. Open an assembly to preview the parts inside — full OEM part numbers are available in Heavy Parts AI.

Air Inlet And Exhaust System
7c-1061 Air Cleaner Gp
7C***61Air Cleaner Group1
7C***62Filter Element As-Air; (Secondary)1
7C***63Gasket1
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7c-0938 Air Cleaner Gp
11***48Precleaner Group1
11***50Sleeve As1
1M***50Bowl1
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7w-9475 Cover Gp-Inlet Manifold
6V***18Bolt (M8x1.25x50mm); (M8x1.25x50-mm)4
6V***19Bolt; (M8x1.25x40-mm)10
7C***51Gasket1
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4w-4763 Lines Gp-Air
4W***63Lines Group-Air1
6I***65Hose1
8T***03Clamp; (Hose)2
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126-5914 Lines Gp-Air
12***14Lines Group-Air1
7C***19Hose1
8T***03Clamp; (Hose)2
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7c-0936 Lines Gp-Air
1P***86Adapter1
1W***13Indicator-Air Filter Service; (Air Filter)1
3K***75Fitting1
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7w-9622 Manifold Gp-Exhaust
14***48Bolt; (M10x1.5x65-mm)(M10x1.50x65mm)8
15***35Lock4
3E***17Locknut; (M10x1.5-Thd)(Spiralock)4
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4w-5362 Manifold Gp-Inlet
11***45Gasket1
3K***60Seal Pilot Manifold On; Seal To Boom Check Valve Drain2
4W***62Manifold Group-Inlet1
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253-4430 Muffler & Converter
7c-0937 Muffler Gp
10***49Muffler As1
1W***69Clamp1
2Y***29Nut-Hard; (M10 X 1.5)4
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9y-4031 Turbocharger Gp
1W***95Plate-Identification; (Turbocharger Cartridge)1
4P***67Clamp As1
7C***02Plate-Clamp; (Compressor)(Compressor)3
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9y-6593 Turbocharger Gp
1W***95Plate-Identification; (Turbocharger Cartridge)1
4P***67Clamp As1
7C***02Plate-Clamp; (Compressor)(Compressor)3
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1w-2855 Turbocharger Gp
1W***55Turbocharger Group1
3E***17Locknut; (M10x1.5-Thd)(Spiralock)4
7C***31Gasket-Turbocharger1
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Basic Engine
7e-3686 Balancer Gp
3B***98Key-Woodruff1
3D***58Ring-Retaining4
4B***83Ball 11.10 mm(.437 In.) Dia.1
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4w-4865 Camshaft Gp
10***94Plate-Thrust1
1B***05Key; (Woodruff)1
4W***65Camshaft Group-Single; (Single)1
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4w-3462 Carrier Gp-Seal
23***83Gasket1
24***76Seal1
2W***46Cover1
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1w-8897 Cover Gp-Cylinder Block
11***18Bolt As; (M8x1.25x16-mm)4
13***40Spacer; (9x15x15-mm Thk)1
1U***46Sealant (For Locations A)0
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7w-9847 Cover Gp-Front Housing
10***20Cover As-Front1
1U***46Sealant (For Locations A)0
6V***17Bolt; (M8x1.25x30-mm)(Location Z)12
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145-9349 Cover Gp-Front Housing
10***20Cover As-Front1
14***49Cover Group-Front Housing1
6V***17Bolt; (M8x1.25x30-mm)(Location Z)11
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7w-7337 Cover Gp-Valve Mechanism
11***50Gasket1
11***63Cover1
5P***37Washer 5t***54 Plate To 7t***28 Cable As10
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4w-3579 Crankshaft Gp
10***30Bearing-Main; (Standard)3
10***08Bearing-Main; (Standard)1
14***62Bearing; (0.25mm Undersize)0
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7e-5311 Cylinder Block Gp
21***86Bearing-Sleeve; (Camshaft)1
2M***71Plug-Cup; (38.35mm Avg Od)2
2M***80Seal--To Connector Pump Outlet1
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4w-3724 Cylinder Block Gp
1W***07Sleeve2
4P***57Jet As-Piston Cooling4
4W***24Cylinder Block Group; Cylinder Block Group1
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7w-5664 Cylinder Head Gp
1W***13Insert-Valve Seat; (Exhaust)4
7W***64Cylinder Head As1
7W***49Sleeve4
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115-4163 Cylinder Head Gp
11***63Cylinder Head As1
11***61Sleeve4
1W***13Insert-Valve Seat; (Exhaust)4
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115-4164 Cylinder Head Gp
11***63Cylinder Head As1
11***64Cylinder Head As1
11***36Seal-Valve Stem8
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9y-8849 Cylinder Head Gp
10***79Valve-Exhaust4
1W***15Lock-Retainer; (Inlet)16
4P***50Seal-Valve Stem8
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9y-8872 Cylinder Head Gp
1J***71Seal (10.52 Degrees I.D.); Seal-O-Ring -- To Adapter3
2M***71Plug-Cup; (38.35mm Avg Od)2
4P***91Gasket-Cylinder Head (1.85mm Thk); (1.85-mm Thk)1
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7c-4566 Drain Gp-Engine Oil
11***19Plug-Magnetic; (Engine Oil Pan Drain)1
3K***60Seal Pilot Manifold On; Seal To Boom Check Valve Drain1
7C***66Drain Group-Oil Pan; -Magnetic Plug1
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7c-0044 Drive Gp-Fan
4W***03Cup-Roller Bearing2
4W***04Cone-Roller Bearing2
4W***42Spacer; (35.3x45.5x38.331-mm Thk)1
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4w-5428 Drive Gp-Water Pump
03***75V-Belt; (Pump Drive)(Water)1
10***67Plate As-Idler1
11***04Pulley As-Idler1
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7w-8528 Flywheel Gp
2N***99Gear (126 Teeth)1
5P***45Washer-Hard; (13.5x25.5x3-mm Thk)(Turbocharger Blanking Plate)8
6V***23Bolt; (M12x1.75x60-mm)8
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7e-3756 Gear Gp-Front
2W***65Shaft-Idler1
2W***66Bearing-Sleeve1
2W***76Gear Assem. (50 Teeth) (Camshaft Idler)1
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7w-8813 Housing Gp-Flywheel
2P***94Plug-Sealing1
6V***42Bolt (M10x1.50x40mm)2
7C***33Housing-Flywheel1
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7l-0002 Housing Gp-Front
1U***46Sealant (For Locations A)0
5P***45Washer-Hard; (13.5x25.5x3-mm Thk)(Turbocharger Blanking Plate)6
6V***18Bolt (M8x1.25x50mm); (M8x1.25x50-mm)4
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4w-2515 Lifting Gp-Engine
4W***82Plate-Lifting; (Rear)(Rear)1
4W***83Plate-Lifting; (Front)1
4W***15Lifting Group1
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4p-4740 Mechanism Gp-Fuel Pump & Valve
10***22Rocker Arm Group-Valve4
14***47Arm As-Lifter4
2D***42Ball 6.35 mm(.25 In.)Diameter2
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7w-8800 Mounting Gp-Engine & Tmsn
3E***92Washer; (16.75x100x6-mm Thk)2
3E***24Mounting As4
6V***42Nut-Full; (M20x2.50-Thd)2
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1w-7632 Pan Gp-Oil
10***20Pan-Oil1
11***22Gasket-Oil Pan1
11***22Gasket Material0
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7e-1300 Piston & Rod Gp
10***87Ring-Piston (Top-Chrome)1
2W***27Bearing; (Eye End)(Connecting Rod)1
2W***28Rod As-Connecting1
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115-4084 Piston & Rod Gp
10***63Body As-Piston1
10***87Ring-Piston (Top-Chrome)1
11***84Piston & Rod Group1
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4w-5429 Pulley Gp-Crankshaft
2W***81Plate-Clamp; (Pulley Clamp)1
4W***29Pulley Group-Crankshaft; Crankshaft Pulley Group1
7W***73Pulley-Crankshaft; (1-Groove)1
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7w-8748 Pulley Gp-Crankshaft
7W***48Pulley Group-Crankshaft; Pulley Gp-Crankshaft-Double1
7W***68Pulley-Crankshaft1
8T***15Bolt-Socket Head; (M10x1.5x40-mm)6
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9y-8313 Pulley Gp-Refrigerant Compr
7C***90Pulley-Fan Drive1
8T***08Bolt (M8x1.25x25mm); (M8x1.25x25-mm)6
9Y***12V-Belt Set1
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7e-5213 Ring Gp-Piston
10***87Ring-Piston (Top-Chrome)1
7C***32Ring-Piston; (Oil Regulating)1
7E***13Ring Group-Piston1
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107-7722 Rocker Arm Gp
0L***26Plug -13mm(.512 In.) Outside Dia.1
10***91Seat-Wear1
10***76Rocker Arm As; (Unit Injector)1
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7c-6077 Rocker Arm Gp
0L***26Plug -13mm(.512 In.) Outside Dia.1
10***76Rocker Arm As; (Unit Injector)1
2D***42Ball 6.35 mm(.25 In.)Diameter1
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4w-1016 Seal Gp-Crankshaft
24***39Seal-Crankshaft; (Front)(Front)1
4W***16Seal Group-Crankshaft1
7C***71Seal Group-Crankshaft; (Rear)(Rear)1
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Braking System
9t-6284 Accumulator Gp-Brake -Charged
9T***84Accumulator Group-Bladder; -Charged1
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9r-2325 Control Gp-Parking Brake
03***72Pin-Clevis4
10***43Cover-Handbrake1
2V***86Bearing-Nyliner3
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9r-2323 Control Gp-Service Brake
8T***77Pin-Spring1
8T***21Washer-Hard; (11x21x2.5-mm Thk)(M10x1.50x30mm)4
8T***33Nut (M10x1.50 Thd)3
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9r-4200 Lines Gp-Service Brake
14***13Adapter Group1
14***14Adapter, -12/-162
14***25Connector As.4
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Cooling System
4w-4869 Cooler Gp-Engine Oil
24***64Spring; (Yoke)1
2M***80Seal--To Connector Pump Outlet1
3P***56Seal-O-Ring; (21.82mm Id)2
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7w-8752 Fan Gp-Suction
5P***16Washer; (Hard) (8.8x20.5x2mm Thk)8
6N***99Clip1
7C***76Spider As-Fan1
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9r-1362 Lines Gp-Transmission Cooler
14***27Connector Group1
14***47Elbow; (-12 Orb/Orfs)3
3D***24O-Ring - For Oil Drain & Level Plug (Items 3 & 7)3
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4w-4870 Lines Gp-Water
12***48Housing-Water Regulating1
12***69Regulator-Water Temperature; (94-Deg C)1
12***71Clamp-Hose2
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7w-8761 Mounting Gp-Rad & Tmsn Cooler
2W***10Mount Assem.2
4N***15Grommet Assem.4
5P***16Washer; (Hard) (8.8x20.5x2mm Thk)2
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7c-4508 Pump Gp-Water
15***37Pump Group-Water1
1J***71Seal (10.52 Degrees I.D.); Seal-O-Ring -- To Adapter1
3D***24O-Ring - For Oil Drain & Level Plug (Items 3 & 7)1
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159-3137 Pump Gp-Water
14***88Seal As; (Water Pump)1
15***52Impeller-Pump1
15***37Pump Group-Water1
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4w-7589 Pump Gp-Water
2M***53Seal--To Seal Brake Housing To Main Housing1
4J***24Seal 46.99 mm(1.85 In.) I.D.1
4W***89Pump Group-Water1
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7c-0901 Radiator & Xmsn Oil Cooler Gp
03***49Hose1
3J***90Plug Adapter Turbo Oil Supply; Plug-Adapter Turbo Oil Supply1
4B***74Washer (Required Only When Bosch Alternator Is Fitted)6
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Electrical And Starting System
9x-0341 Alternator Gp-Charging
09***66Washer; (Hard) (4.5x9x1mm Thk)4
10***62Regulator As-Alternator1
10***44Cover-Alternator1
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101-0544 Alternator Gp-Charging
10***44Alternator Group-Charging1
10***46Pulley-Alternator1
3E***95Alternator Group-Charging1
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3e-7295 Alternator Gp-Charging
09***66Washer; (Hard) (4.5x9x1mm Thk)4
10***62Regulator As-Alternator1
10***39Frame As-Alternator1
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9r-7597 Lighting Gp-Signal
10***02Kit-Receptacle; (2-Pin)(Engine Sensor Wiring Harness)1
10***03Kit; (Receptacle) (3-Pin) (Includes Receptacle As & Wedge)1
15***55Kit; (Connecting Plug) (12-Pin) (Includes Plug As Wedge & Interface Seal)1
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9r-8632 Lighting Gp-Warning
2D***35Grommet 20.64 mm(.813 In.)O.D.1
3E***70Switch As; (U.S. & Canada)1
9R***50Lamp Group-Warning1
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9r-8721 Lighting Gp-Warning
3E***70Switch As; (U.S. & Canada)1
6T***31Nut-Hexagon-(15/32-32 Thd)2
6T***32Lockwasher 15.08mm(.59in.)O.D.1
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9r-7598 Lighting Gp-Flood
3E***69Switch As; (Headlamp/Front Flood)1
3E***70Switch As; (U.S. & Canada)1
3F***56Lockwasher; (8.43x15.5x0.76mm Thk)4
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9r-8041 Lighting Gp-Flood
10***01Bracket4
10***01Lamp Group-Flood; (Each Includes)4
10***02Lens; (Flood)1
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9r-8020 Wiring Gp-Air Conditioner
1H***38Lockwasher, External Tooth (1/4); W/O Freespool Qty Is 61
3S***93Strap-Cable-To Tie Harnesses Together10
7X***79Relay As; (12-Volt)(Junction Box)1
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9r-7764 Wiring Gp-Wiper
01***16Setscrew; (8-32x0.5-In)1
1H***38Lockwasher, External Tooth (1/4); W/O Freespool Qty Is 61
2H***20Lockwasher (11.38mm Id)1
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100-4967 Battery & Wiring Gp
01***16Setscrew; (8-32x0.5-In)1
03***17Tread-Nonskid2
10***67Battery & Wiring Group1
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6n-9125 Heater Gp-Jacket Water
12***85Element As-Jacket Water Heater1
13***48Kit-Seal; (Jacket Water Heater)1
13***17Cap As-Dust1
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9x-8079 Lamp Gp-Warning Beacon
9R***42Plug As1
9R***58Cord As1
9X***79Lamp Group-Warning1
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9r-8250 Lamp Gp-Warning Beacon
2L***79Terminal-Ring; (14-Ga To 16-Ga, 3/8-In Screw)(For 3/8-In Screw)1
5P***10Connector 2.1 cm(.827 In.) Long1
9R***50Lamp Group-Warning1
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128-6985 Lamp Gp-Warning Beacon -Amber, Magnetic Mount, Rotating
12***85Lamp Group-Warning Beacon; -Amber, Magnetic Mount, Rotating1
9R***42Plug As1
9R***58Cord As1
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112-7731 Lighting Gp-Flood
10***01Bracket4
10***01Lamp Group-Flood; (Each Includes)4
10***02Lens; (Flood)1
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7c-7695 Solenoid Gp-Shutoff
15***51Solenoid As; (Fuel Shutoff)1
4B***74Washer (Required Only When Bosch Alternator Is Fitted)1
4K***88Seal; Adapter To Oil Pump Outlet Manifold1
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9r-2240 Starting Aid Gp-Ether
2V***13Tag-Notice; (Starting Aid)(Ether)1
3E***72Switch As1
3K***60Seal Pilot Manifold On; Seal To Boom Check Valve Drain1
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7e-4834 Starting Motor Gp-Electric
3E***82Starting Motor Group-Electric1
7E***34Starting Motor Group-Electric1
8R***92Wire Assem.1
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3e-5382 Starting Motor Gp-Electric
2P***04Bearing1
3E***53Cover-Starting Motor1
3E***54Bushing-Starting Motor1
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9r-2340 Warning Gp-Backup
10***02Kit-Receptacle; (2-Pin)(Engine Sensor Wiring Harness)1
15***28Alarm As; (Backup)1
8T***21Washer-Hard; (11x21x2.5-mm Thk)(M10x1.50x30mm)3
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9r-8005 Wiring Gp-Front
3E***70Switch As; (U.S. & Canada)1
3S***93Strap-Cable-To Tie Harnesses Together1
6T***31Nut-Hexagon-(15/32-32 Thd)2
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9r-7940 Wiring Gp-Power Receptacle
3E***70Switch As; (U.S. & Canada)1
6T***31Nut-Hexagon-(15/32-32 Thd)2
6T***32Lockwasher 15.08mm(.59in.)O.D.1
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219-1451 Wiring Gp-Ride Control
10***02Kit-Receptacle; (2-Pin)(Engine Sensor Wiring Harness)1
10***03Kit; (Receptacle) (3-Pin) (Includes Receptacle As & Wedge)1
10***04Suppressor As-Arc1
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9r-4769 Wiring Gp-Secondary Steering
13***62Film-Identification1
14***07Adapter As1
3J***07Seal Valve Assembly To; Seal- Tube Assembly To Logic Valve2
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Engine Arrangement
4w-5657 Engine Ar
10***31Kit-Gasket; (Single Cylinder Head)0
10***32Pump Group-Fuel Injection4
11***84Piston & Rod Group4
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101-0543 Installation Ar-Engine
10***43Installation Ar-Engine1
10***44Alternator Group-Charging1
7C***01Radiator Group1
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Frame And Body
9r-9763 Cover Gp-Fender
8Y***51Spacer7
9R***62Cover1
9R***63Cover Group-Fender; Cover Gp (Cab)1
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9r-2312 Box Gp-Battery
3B***10Cotter-To Inspection Door1
5G***81Shaft-Governor Control1
6H***29Ring-Retaining2
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9r-2940 Box As-Battery
20***98Bracket As1
2D***16Washer1
7T***95Grommet1
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9r-1349 Bumper Gp-Front
8T***23Washer-Plated; (22x35x3.5-mm Thk)4
8T***41Bolt-Plt; (M20 X 2.5 X 70)4
9R***49Bumper Group-Front1
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9r-1568 Counterweight Gp
8T***23Washer-Plated; (22x35x3.5-mm Thk)4
8T***81Bolt; (M20x2.5x120-mm)4
9R***68Counterweight Group1
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9r-7808 Counterweight Gp
8T***23Washer-Plated; (22x35x3.5-mm Thk)4
8T***81Bolt; (M20x2.5x120-mm)4
9R***07Counterweight1
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9r-4791 Panel Gp-Side
11***65Door As1
6V***87Seal .8m (31.4 In.)0
6V***43Locknut; (M6x1-Thd)2
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9r-3396 Floorplate Gp
1L***77Button-- Fuel Tank Hole In Hood2
5P***37Seal 1.667 M(65.25 In.)0
7X***32Bolt-Plt; (M20 X 2.5 X 130)4
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9r-1314 Frame Gp-Loader
3B***88Fitting-Grease; (Ejector Guide Rollers)2
3B***89Fitting-Grease; (Fan And Alternator Drive)2
7T***99Link12
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9r-9642 Frame Gp-Swing
13***30Rod1
14***23Rod1
3B***88Fitting-Grease; (Ejector Guide Rollers)2
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132-3761 Guard Gp-Cylinder
13***59Guard As2
13***61Guard Group-Cylinder1
8T***21Washer-Hard; (11x21x2.5-mm Thk)(M10x1.50x30mm)4
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135-7038 Guard Gp-Cylinder
13***59Guard As2
13***68Latch4
13***69Latch4
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9r-6379 Guard Gp-Cylinder
8T***21Washer-Hard; (11x21x2.5-mm Thk)(M10x1.50x30mm)4
8T***33Nut (M10x1.50 Thd)2
8T***85Bolt (M10x1.5x50mm); (M10x1.5x50-mm)2
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9r-2246 Guard Gp-Drive Shaft
8T***23Washer-Plated; (22x35x3.5-mm Thk)2
8T***41Bolt-Plt; (M20 X 2.5 X 70)2
8T***39Washer; (6.0mm Thk)(M21.5x6x45mm)2
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9r-1315 Hood & Guard Gp
11***15Bumper As2
13***12Panel Group-Side1
24***06Grill As1
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9r-4252 Hood Gp-Engine
4B***74Washer (Required Only When Bosch Alternator Is Fitted)9
4K***89Rivet-Pop11
6V***83Latch; (Spring)1
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131-4112 Panel Gp-Side
11***64Panel As-Side; (Rh)1
13***12Panel Group-Side1
6V***87Seal .8m (31.4 In.)0
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Fuel System
7w-8600 Control Gp-Fuel Injection
17***70Control Assem.1
6V***83Bolt (16mm Long); (M6x1x16-mm)3
7W***00Control Group-Fuel Injection; Fuel Injection Control Group1
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9r-1311 Control Gp-Governor
05***94Washer; (13.46x22.35x2.29-mm Thk)1
3B***05Pin Split Cotter4
3B***17Pin,Cotter Governor And Decelerator Control1
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7e-9429 Control Gp-Governor
5C***53Bolt (M6x1.00x16mm); (M6x1x16mm Thk)1
6I***82Lever As1
6I***83Spring2
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7e-8794 Drive Gp-Gov & Transfer Pump
10***68Gear As-Drive; (44-Teeth), . Body1
10***85Lever-Shutoff; (Output)1
1W***65Ring-Retaining1
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7w-4812 Fastener Gp-Fuel Inj Pump
1T***68Seal-O-Ring; (Fuel Injection Pump)1
6F***73Seal--To Top Cover On Selector Valve1
6V***18Bolt (M8x1.25x45mm); (M8x1.25x35-mm)3
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1n-3476 Filter Gp-Fuel
1N***76Filter Group-Fuel1
1R***50Filter As-Fuel; (Advanced Efficiency)(Secondary)1
21***68Seal-O-Ring; (11.89-mm Id)1
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7c-4949 Filter Gp-Primary Fuel
1L***69Ring-Retaining1
2H***29Ring - Retaining External1
2J***57Packing,Preformed Screw Assembly Part Of Kit P/N 5r***251
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131-4852 Governor Gp-Unit Injector
10***12Clevis1
10***13Piston-Servo1
10***87Ring-Tolerance1
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100-6179 Governor Gp-Unit Injector
10***79Governor Group-Unit Injector1
10***12Clevis1
10***13Piston-Servo1
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4p-5730 Governor Gp-Unit Injector
13***52Governor Group-Unit Injector1
4P***74Cam-Torque1
4P***30Governor Group-Unit Injector1
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7e-7764 Governor Gp-Unit Injector
4P***30Governor Group-Unit Injector1
7E***64Governor Group-Unit Injector; Governor Gp-Unit Injection1
7W***12Fastener Group-Governor; Fastener Group(Governor) (~1c K5811)1
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4p-5749 Kit-Governor Shaft
4P***37Shaft-Riser1
4P***49Kit-Governor Shaft1
8C***45Bolt-Socket Head; (M5x0.8x20-mm)4
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9r-1319 Lines Gp-Fuel
14***10Adapter As2
15***30Elbow As2
3J***07Seal Valve Assembly To; Seal- Tube Assembly To Logic Valve2
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7w-9854 Lines Gp-Fuel Filter
11***32Tube As1
20***04Tube As1
3J***07Seal Valve Assembly To; Seal- Tube Assembly To Logic Valve5
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7w-8434 Lines Gp-Governor Oil
3J***54Packing,Preformed Part Of Kit P/N 5r***272
4J***77Seal - O - Ring (11.23mm Od)2
6V***28Elbow-Face Seal (For 6.35mm Od Tube)1
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107-7732 Pump Gp-Fuel Injection
10***32Pump Group-Fuel Injection1
11***18Seal-O-Ring; (26.64mm Id)1
12***74Seal-O-Ring; (7.59mm'Id)1
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7c-1500 Pump Gp-Fuel Injection
03***70Seal-O-Ring; (7.59mm Id)1
3T***49Bolt-Socket Hd; (M6 X 1.0 X 25)1
6V***28Seal-O-Ring; (26.64mm Id)1
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7e-5256 Pump Gp-Fuel Priming
10***08Pump As; (Fuel Priming)1
1P***36Gasket; (Fuel Priming Pump)(Fuel Priming Pump)1
3J***07Seal Valve Assembly To; Seal- Tube Assembly To Logic Valve4
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9r-1325 Tank Gp-Fuel
3K***60Seal Pilot Manifold On; Seal To Boom Check Valve Drain1
7X***44Cap-Fuel Tank Vented1
8T***21Nut-Weld (M8x1.25 Thd)4
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Hydraulic System
6e-5215 Filter Gp-Oil
10***53Filter-Oil; (Advanced Efficiency)1
13***14Filter As-Hydraulic; (Steering)(Fire Resistant Fluid)1
6E***15Filter Group-Hydraulic; -Steering Oil Cooler1
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214-5373 Control Ar-Ride
21***73Control Ar-Ride1
21***10Lines Group-Ride Control1
21***51Wiring Group-Ride Control1
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107-2677 Conversion Gp-Control Valve
10***77Conversion Group-Control Valve1
10***17Stud; (3/8-16-Thd)3
11***92Valve Group-Control1
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100-4914 Conversion Gp-Control Valve
10***14Conversion Group-Control Valve1
4D***86Seal--Bushing To Selector Valve Group2
4J***40Seal-O-Ring (Id=18.64mm)1
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107-2678 Conversion Gp-Control Valve
10***78Conversion Group-Control Valve1
10***17Stud; (3/8-16-Thd)3
4D***86Seal--Bushing To Selector Valve Group4
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100-4956 Conversion Gp-Control Valve
10***56Conversion Group-Control Valve1
4D***86Seal--Bushing To Selector Valve Group2
4J***40Seal-O-Ring (Id=18.64mm)1
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7w-8751 Cooler Gp-Hydraulic Oil
5C***61Nut (M8x1.25 Thd); (M8x1.25 Thd)4
5P***16Washer; (Hard) (8.8x20.5x2mm Thk)10
7W***51Cooler Group-Hydraulic Oil1
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9r-2271 Coupling Gp-Pump
10***26Bolt; (M24x19.1-mm)8
1B***37Key-Woodruff1
3B***89Fitting-Grease; (Fan And Alternator Drive)1
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9r-3196 Cylinder & Seal Gp-Boom
3B***88Fitting-Grease; (Ejector Guide Rollers)1
3B***89Fitting-Grease; (Fan And Alternator Drive)1
4J***77Seal - O - Ring (11.23mm Od)2
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9r-3200 Cylinder & Seal Gp-Bucket
3B***88Fitting-Grease; (Ejector Guide Rollers)1
3B***89Fitting-Grease; (Fan And Alternator Drive)1
8T***35Seal-Lip Type2
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9r-3197 Cylinder & Seal Gp-Stick
3B***88Fitting-Grease; (Ejector Guide Rollers)2
4J***77Seal - O - Ring (11.23mm Od)2
5P***60Clamp-Hose1
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9t-6305 Cylinder Gp-Backhoe Bucket
10***93Cylinder As1
10***68Piston1
10***17Washer; (36.7x77x6-mm Thk)1
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9t-6385 Cylinder Gp-Boom
10***28Cylinder As1
1H***43Ring-Retaining1
2D***14Ring-Wear1
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6e-5383 Cylinder Gp-Extendable Stick
16***90Seal As-Buffer1
16***00Seal-U-Cup1
16***52Seal-Wiper1
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123-9707 Cylinder Gp-Extendable Stick
12***07Cylinder Group-Extendable Stick1
12***08Cylinder As1
12***09Rod As1
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9t-4760 Cylinder Gp-Extendable Stick
10***68Piston1
10***10Cylinder As1
10***17Washer; (36.7x77x6-mm Thk)1
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9t-2997 Cylinder Gp-Lift
10***79Cylinder As1
16***95Seal As-Buffer1
16***04Seal-U-Cup1
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6q-2195 Cylinder Gp-Multipurpose Bukt
6Q***95Cylinder Group-Multipurpose Bukt1
6Q***98Body-Cylinder1
6Q***99Rod As1
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9t-2994 Cylinder Gp-Stabilizer
10***53Piston1
10***20Cylinder As-Lh1
2K***30Ring-Back-Up1
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9t-2993 Cylinder Gp-Stabilizer
10***53Piston1
10***19Cylinder As-Rh1
2K***30Ring-Back-Up1
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6e-3314 Cylinder Gp-Stick
10***31Cylinder As1
2D***14Ring-Wear1
2H***47Packing,Preformed Part Of Kit P/N 5r***291
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6e-5219 Cylinder Gp-Swing
10***74Cylinder As1
2K***12Nut-Self Locking1
2K***30Ring-Back-Up1
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100-7844 Cylinder Gp-Tilt
10***44Cylinder Group-Tilt1
10***46Rod As1
10***22Cylinder As1
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132-8769 Fitting Gp-Hydraulic -Quick Disconnect
10***01Fitting; (Quick Disconnect, Female)1
10***06Fitting; (Quick Disconnect, Male)1
13***69Fitting Group-Hydraulic; -Quick Disconnect1
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107-5567 Hydraulic Ar
10***49Control Group-Hydraulic Hand1
10***76Valve Group-Bank 51
10***67Hydraulic Ar1
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100-4904 Hydraulic Ar
10***03Valve Group-Bank 41
10***04Hydraulic Ar1
9R***20Control Group-Valve; Control Gp-Valve.Mounting & Pedal1
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100-4906 Hydraulic Ar
10***06Hydraulic Ar1
10***56Conversion Group-Control Valve1
11***51Control Group-Hydraulic Hand1
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107-5568 Hydraulic Ar
10***49Control Group-Hydraulic Hand1
10***76Valve Group-Bank 51
10***68Hydraulic Ar1
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9r-1213 Hydraulic Ar
10***12Valve Group-Bank 31
10***44Cylinder Group-Tilt1
6E***15Filter Group-Hydraulic; -Steering Oil Cooler1
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118-0060 Hydraulic Ar
11***10Valve Group-Bank 31
11***60Hydraulic Ar1
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100-4907 Hydraulic Ar
10***07Hydraulic Ar1
10***14Conversion Group-Control Valve1
9R***20Control Group-Valve; Control Gp-Valve.Mounting & Pedal1
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100-4908 Hydraulic Ar
10***03Valve Group-Bank 41
10***95Control Group-Hydraulic Hand1
10***08Hydraulic Ar1
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100-4905 Hydraulic Ar
10***00Valve Group-Bank 31
10***05Hydraulic Ar1
9R***68Lines Group-Bucket1
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100-5700 Hydraulic Ar
10***00Valve Group-Bank 31
10***00Hydraulic Ar1
11***51Control Group-Hydraulic Hand1
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107-5566 Hydraulic Ar
10***49Control Group-Hydraulic Hand1
10***77Conversion Group-Control Valve1
10***66Hydraulic Ar1
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107-5569 Hydraulic Ar
10***49Control Group-Hydraulic Hand1
10***78Conversion Group-Control Valve1
10***69Hydraulic Ar1
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100-4909 Hydraulic Ar
10***09Hydraulic Ar1
10***14Conversion Group-Control Valve1
9R***20Control Group-Valve1
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9r-2236 Kickout & Positioner Gp
1B***16Key-Woodruff1
29***27Plate1
2D***79Washer; (18.24x25.4x3.4-mm Thk)1
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4t-1022 Lever Gp-Control Valve
4T***98Lever1
4T***22Lever Group; -Ripper Lift-Ripper Tilt-Blade Tilt1
4T***91Housing1
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105-4670 Lines Gp-Backhoe Auxiliary
10***62Plate-Warning; (Secure Extendable Stick)2
10***63Film-Instruction; (Return Flow)(Return Flow Direction)2
10***70Lines Group-Backhoe Auxiliary1
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105-4671 Lines Gp-Backhoe Auxiliary
10***63Film-Instruction; (Return Flow)(Return Flow Direction)2
10***71Lines Group-Backhoe Auxiliary1
10***04Hose As1
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9r-4711 Lines Gp-Boom
3D***24O-Ring - For Oil Drain & Level Plug (Items 3 & 7)2
6V***98Seal-O-Ring -Line From Gear Pump Output4
6V***13Connector-Seal1
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9r-1353 Lines Gp-Boom
3D***24O-Ring - For Oil Drain & Level Plug (Items 3 & 7)2
5C***61Nut (M8x1.25 Thd); (M8x1.25 Thd)4
5P***60Clamp-Hose1
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9r-1368 Lines Gp-Loader Auxiliary
14***41Connector Group2
3D***24O-Ring - For Oil Drain & Level Plug (Items 3 & 7)2
6V***86Clip (Tab)2
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9r-1355 Lines Gp-Bucket
3D***24O-Ring - For Oil Drain & Level Plug (Items 3 & 7)2
5K***90Seal-To Hydraulic Cooler Inlet Port1
5P***99Clamp; (Hose)2
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9r-1358 Lines Gp-Extendable Stick
1P***04Seal - Rectangular (45mm Dia)1
1P***61Flange-Tube Assembly To Pump (Suction)2
3D***24O-Ring - For Oil Drain & Level Plug (Items 3 & 7)4
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9r-2583 Lines Gp-Extendable Stick
2M***80Seal--To Connector Pump Outlet2
5P***17Clamp-Hose1
6V***26Elbow-0-Ring Face Seal1
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9r-2280 Lines Gp-Backhoe
18***13Tube As1
1P***03Seal - Rectangular (31.86mm Id)6
6V***46Seal-O-Ring5
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9r-1360 Lines Gp-Pump
1F***67Clip 7t***28 Cable As To Fan Shroud1
1P***03Seal - Rectangular (31.86mm Id)7
1P***04Seal - Rectangular (45mm Dia)3
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9r-1364 Lines Gp-Lift Cylinder
14***22Adapter; (-10orb/-12orfs)2
14***27Connector Group2
14***88Elbow Group2
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218-7310 Lines Gp-Ride Control
10***33Clip; (Slot)2
10***34Clip; (Tab)2
14***38Hose As1
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9r-1357 Lines Gp-Stabilizer
12***67Valve-Check2
2M***80Seal--To Connector Pump Outlet6
3K***60Seal Pilot Manifold On; Seal To Boom Check Valve Drain2
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9r-1354 Lines Gp-Stick
14***27Connector Group2
3D***24O-Ring - For Oil Drain & Level Plug (Items 3 & 7)2
5P***60Clamp-Hose1
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9r-1356 Lines Gp-Swing
10***55Tube As1
10***56Tube As1
14***40Adapter; (Straight) (-8 Orb X -8 Orfs)4
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9r-1367 Lines Gp-Tilt Cylinder
2M***80Seal--To Connector Pump Outlet2
3D***24O-Ring - For Oil Drain & Level Plug (Items 3 & 7)2
6V***86Clip (Tab)6
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9t-3257 Manifold Gp-Control
15***24Hex Head Plug; (-4sae) (D6r Iii)3
1P***77Flange-Half (For Tilt Ports On Valve)2
3J***54Packing,Preformed Part Of Kit P/N 5r***271
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190-8315 Manifold Gp-Ride Control
14***46Kit-Seal; (Valve)1
16***69Orifice As2
17***75Valve Group-Solenoid1
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9t-2108 Pump Gp-Piston
00***40Cone-Roller Bearing1
00***63Ring1
1A***36Dowel (1/2" Long)1
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9t-1211 Pump Gp-Piston & Gear
5P***63Seal-O-Ring1
6V***48Bolt (M10) (Rear Pump To Center Pump)2
6V***39Washer-Hard-Alt Strap To Fan Drive Belt2
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9t-1704 Rotating Gp-Pump
00***69Ring1
9T***04Rotating Group-Pump1
9T***09Key1
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9r-2294 Tank & Filter Gp-Hydraulic
19***55Tank Group-Hydraulic1
1U***46Sealant (For Locations A)0
3G***61Gasket1
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197-4955 Tank Gp-Hydraulic
19***54Cap Group-Hydraulic Oil Filler1
19***55Tank Group-Hydraulic1
2D***02Plate1
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100-4801 Valve Gp-Bank 2
10***98Valve Group-Control1
10***99Valve Group-Control1
10***01Valve Group-Bank 21
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100-4802 Valve Gp-Bank 3
10***02Valve Group-Bank 31
10***56Valve Group-Control1
4D***86Seal--Bushing To Selector Valve Group8
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116-3810 Valve Gp-Bank 3
11***93Valve Group-Control1
11***10Valve Group-Bank 31
4D***86Seal--Bushing To Selector Valve Group8
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100-4812 Valve Gp-Bank 3
10***12Valve Group-Bank 31
10***55Plate-Identification1
1P***78Flange; (To 5v***09 Tube Assembly)2
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100-4800 Valve Gp-Bank 3
10***98Valve Group-Control1
10***99Valve Group-Control1
10***00Valve Group-Bank 31
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100-4803 Valve Gp-Bank 4
10***03Valve Group-Bank 41
10***56Valve Group-Control1
4D***86Seal--Bushing To Selector Valve Group10
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107-2676 Valve Gp-Bank 5
10***56Valve Group-Control1
10***76Valve Group-Bank 51
10***17Stud; (3/8-16-Thd)3
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4t-5896 Valve Gp-Check
3J***07Seal Valve Assembly To; Seal- Tube Assembly To Logic Valve1
4T***71Ring-Back-Up1
4T***96Valve Group-Check; -Pressure Reducing1
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9t-3291 Valve Gp-Check & Relief
1J***71Seal (10.52 Degrees I.D.); Seal-O-Ring -- To Adapter1
2M***80Seal--To Connector Pump Outlet1
3K***60Seal Pilot Manifold On; Seal To Boom Check Valve Drain1
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9t-3292 Valve Gp-Check & Relief
1J***71Seal (10.52 Degrees I.D.); Seal-O-Ring -- To Adapter1
2M***80Seal--To Connector Pump Outlet1
3K***60Seal Pilot Manifold On; Seal To Boom Check Valve Drain1
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9t-1572 Valve Gp-Check & Relief
1J***71Seal (10.52 Degrees I.D.); Seal-O-Ring -- To Adapter1
2M***80Seal--To Connector Pump Outlet1
3K***60Seal Pilot Manifold On; Seal To Boom Check Valve Drain1
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9t-1573 Valve Gp-Check & Relief
1J***71Seal (10.52 Degrees I.D.); Seal-O-Ring -- To Adapter1
2M***80Seal--To Connector Pump Outlet1
3K***60Seal Pilot Manifold On; Seal To Boom Check Valve Drain1
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116-3792 Valve Gp-Control
03***14Bolt-Self Locking; (1/4unc X 1/2)2
03***85Bolt 5t***57 Plate As To Fuel Pump Group1
11***92Valve Group-Control1
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100-4799 Valve Gp-Control
03***14Bolt-Self Locking; (1/4unc X 1/2)2
10***63Spacer-Detent1
10***64Spring1
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101-2956 Valve Gp-Control
03***14Bolt-Self Locking; (1/4unc X 1/2)2
0S***14Bolt (.25" Diameter-.50" Long)1
10***56Valve Group-Control1
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116-3793 Valve Gp-Control
03***14Bolt-Self Locking; (1/4unc X 1/2)2
0S***14Bolt (.25" Diameter-.50" Long)1
11***93Valve Group-Control1
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6e-4668 Valve Gp-Control -Stablizer Rh & Lh
03***14Bolt-Self Locking; (1/4unc X 1/2)2
03***85Bolt 5t***57 Plate As To Fuel Pump Group1
12***76Seat As-Shuttle1
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9t-3260 Valve Gp-Control
10***10Valve-Check; (Steering)1
10***11Plug; (5/16-12 Thd)1
1N***99Plug-O-Ring; (Straight Thread)1
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9t-1548 Valve Gp-Control
03***14Bolt-Self Locking; (1/4unc X 1/2)2
03***85Bolt 5t***57 Plate As To Fuel Pump Group1
12***76Seat As-Shuttle1
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9t-1555 Valve Gp-Control
10***10Valve-Check; (Steering)1
10***11Plug; (5/16-12 Thd)1
1N***99Plug-O-Ring; (Straight Thread)1
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9t-1553 Valve Gp-Control
0S***90Bolt; (3/8-16x2in)(Clip Thru Spacer To Bracket As)2
10***10Valve-Check; (Steering)1
10***11Plug; (5/16-12 Thd)1
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6e-4669 Valve Gp-Control
03***14Bolt-Self Locking; (1/4unc X 1/2)2
03***85Bolt 5t***57 Plate As To Fuel Pump Group1
1P***63Seal-O-Ring1
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100-4798 Valve Gp-Control
03***14Bolt-Self Locking; (1/4unc X 1/2)2
10***98Valve Group-Control1
12***76Seat As-Shuttle1
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9t-8788 Valve Gp-Control
03***14Bolt-Self Locking; (1/4unc X 1/2)2
03***85Bolt 5t***57 Plate As To Fuel Pump Group1
1P***63Seal-O-Ring1
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9t-7747 Valve Gp-Pump Control
3J***07Seal Valve Assembly To; Seal- Tube Assembly To Logic Valve4
4D***07Seal-O-Ring1
4J***33Seal Fuel Injection Pump1
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9t-8048 Valve Gp-Relief
1U***65Spring (Outer)1
3K***60Seal Pilot Manifold On; Seal To Boom Check Valve Drain1
4T***11Ring-Seal1
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6e-2100 Valve Gp-Relief
2M***80Seal--To Connector Pump Outlet1
4K***88Seal; Adapter To Oil Pump Outlet Manifold1
4T***72Ring-Back-Up1
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4t-1860 Valve Gp-Shuttle
14***03Seal-O-Ring1
14***04Ring-Backup2
14***05Ring-Backup2
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171-8775 Valve Gp-Solenoid
10***02Kit-Receptacle; (2-Pin)(Engine Sensor Wiring Harness)1
15***70Nut; (1/2-20-2b-Thd)2
17***72Valve As-Solenoid1
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Implements
9r-1335 Arm Gp-Lift
17***25Washer; (67.5x120x2-mm Thk)3
17***26Washer; (67.5x120x3-mm Thk)2
3B***88Fitting-Grease; (Ejector Guide Rollers)2
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9r-1338 Boom Gp
3B***88Fitting-Grease; (Ejector Guide Rollers)1
6V***87Locknut; (M12x1.75-Thd)2
8C***99Boss-Weld; (M10x1.5x50-mm)8
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9r-1336 Brace Gp-Lift Cylinder
32***20Brace As1
5P***70Pin (Lock)1
9R***36Brace Group-Lift Cylinder1
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9r-1340 Linkage Gp-Backhoe Bucket
3B***26Pin-Cotter3
3B***89Fitting-Grease; (Fan And Alternator Drive)3
6V***64Ring-Retaining2
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9r-1337 Linkage Gp-Loader Bucket
3B***89Fitting-Grease; (Fan And Alternator Drive)6
6F***61Dowel1
6V***64Ring-Retaining3
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9r-5823 Lock Gp-Transport
09***35Spacer; (11x25x20-mm Thk)1
10***36Plate; (Rh)1
10***37Plate; (Lh)1
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144-2990 Lock Gp-Transport
14***86Brace As1
14***90Lock Group-Transport1
5P***70Pin (Lock)1
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179-0120 Lock Gp-Transport
17***19Cable As1
17***20Lock Group-Transport1
9R***01Pin-Cotter2
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105-4333 Mounting Gp-Stick
09***28Ring-Retaining; (External)2
10***33Mounting Group-Stick1
2K***49Pin-Spring1
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9r-7862 Pad Gp-Stabilizer -Street
3S***46Nut-Full; (7/16-14-Thd)10
5P***44Washer-Hard; (12x22.5x2.5-mm Thk)10
9R***55Pad As-Stabilizer; (Street)2
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132-4486 Pad Gp-Stabilizer -Street
13***29Pad As-Stabilizer1
13***78Latch2
13***86Pad Group-Stabilizer; -Street1
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112-2645 Pad Gp-Stabilizer
11***45Pad Group-Stabilizer1
13***50Pin2
6V***57Ring-Retaining4
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9r-6646 Pad Gp-Stabilizer -Street
13***47Pin2
13***86Pad Group-Stabilizer; -Street2
21***01Cable As2
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9r-1085 Pad & Mtg Gp-Stabilizer -Street
8T***07Bolt; (M16x2.0x100mm)12
8T***22Washer-Hard-To Lock Carrier Rollers12
8T***32Nut (M16 X 2 Thd); (M16x2.00 Thd)12
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9r-1341 Stabilizer Gp-Backhoe
3B***88Fitting-Grease; (Ejector Guide Rollers)4
3B***89Fitting-Grease; (Fan And Alternator Drive)2
6V***13Ring-Retaining8
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100-4865 Stick Ar-Extendable
10***65Stick Ar-Extendable1
10***04Hydraulic Ar1
10***32Stick Group-Extendable1
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217-6894 Stick Gp-Extendable
10***11Block2
11***54Shim; (1-mm Thk)(Round)4
18***26Pad As1
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105-4332 Stick Gp-Extendable
10***32Stick Group-Extendable1
6E***83Cylinder Group-Extendable Stick1
9R***83Lines Group-Extension Cylinder1
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9r-9640 Stick Gp-Extendable
11***54Shim; (1-mm Thk)(Round)4
1J***74Ring-Retaining2
1L***68Ring-Retaining2
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106-5095 Stick Gp-Extendable
10***19Clamp2
10***20Block; (Small)1
10***22Block; (Large)1
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106-4335 Stick Gp-Extendable
10***35Stick Group-Extendable1
10***95Stick Group-Extendable1
6E***83Cylinder Group-Extendable Stick1
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9r-1342 Stick Gp-Hoe
3B***89Fitting-Grease; (Fan And Alternator Drive)1
6V***87Locknut; (M12x1.75-Thd)3
8T***01Bolt (M12x1.75x130mm); (M12x1.75x130-mm)1
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Lubrication System
1n-3477 Breather Gp -Crankcase
1N***77Breather Group; Breather Group1
2W***62Breather As-Crankcase; (Engine)1
5N***85Washer-Sealing; (Sealing)1
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7w-8798 Filler Gp-Engine Oil
13***19Seal-Integral; (Integral)1
5L***52Cap Assembly, Including:-; (Engine)1
5P***45Washer-Hard; (13.5x25.5x3-mm Thk)(Turbocharger Blanking Plate)4
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7c-0896 Filter Gp-Engine Oil
1R***14Filter As-Engine Oil1
24***64Spring; (Yoke)1
2M***80Seal--To Connector Pump Outlet1
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7w-8420 Fumes Disposal Gp
4D***88Clip-(Slot To Fit Fastener M10 Or 3/8)1
6V***18Bolt (M8x1.25x50mm); (M8x1.25x50-mm)1
7C***52Hose-Disposal; (Fumes)(Fumes)1
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7w-8796 Gauge Gp-Oil Level (Dipstick)
1F***67Clip 7t***28 Cable As To Fan Shroud1
1S***63Plug; (Mounted-Bottom3
7C***07Gauge-Oil Level (Dipstick)1
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7c-0897 Lines Gp-Engine Oil
3P***56Seal-O-Ring; (21.82mm Id)2
4W***59Tube Assem.1
6V***40Bolt (M8x1.25x25mm); (M8x1.25x25-mm)5
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1w-8899 Lines Gp-Turbocharger Oil
11***42Adapter1
14***28Tube As1
14***33Tube As1
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7e-2971 Pump Gp-Engine Oil
11***25Pump Group-Engine Oil1
6V***39Washer-Hard-Alt Strap To Fan Drive Belt2
7E***71Pump Group-Engine Oil; Engine Oil Pump Group1
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7e-3687 Pump Gp-Engine Oil
2W***78Plunger-Relief1
2W***79Washer; (8.5x9.5x1.6-mm Thk)1
2W***85Gear-Pump Drive (33 Teeth)1
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119-2925 Pump Gp-Engine Oil
10***05Spring1
11***25Pump Group-Engine Oil1
2W***78Plunger-Relief1
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Machine Arrangement
9r-1446 Chassis Ar
10***67Battery & Wiring Group1
10***73Instrument Group1
8T***75Paint & Lubricant Group1
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112-7301 Common Ar
10***43Installation Ar-Engine1
11***01Common Ar1
4W***57Engine Ar1
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9r-3660 Drive Ar-Backhoe Loader
7T***19Transmission Ar1
9R***42Shaft Group-Drive11
9R***75Axle Group-Drive & Steering-Front; -Front1
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9r-1214 Loader Ar
9R***14Loader Ar1
9R***35Arm Group-Lift1
9R***36Brace Group-Lift Cylinder1
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Operator Station
9r-7660 Control Gp-Hydraulic Hand
10***76Rod-Control1
2K***05Bushing1
2R***64Ring-Retaining1
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101-0111 Liner Gp-Cab
10***11Headliner Group-Cab; Headliner Gp-Cab1
10***75Strip; (230 cm)2
1S***68Lamp-Miniature1
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110-0563 Kit-Seat Control
10***88Kit-Roller1
10***90Kit-Spring1
11***60Kit-Slide Rail1
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101-7578 Kit-Seat Suspension
10***78Kit-Suspension1
10***90Kit-Spring1
10***82Kit-Adjuster1
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9r-9744 Lines Gp-Air Conditioner
03***32Strap--Harness Assembly To Compressor1
09***92Clip2
0L***39Bolt (3/8-24x2.25in); (3/8-24x2.25-In)1
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9r-7661 Control Gp-Hydraulic Lockout
10***43Plate1
5C***61Nut (M8x1.25 Thd); (M8x1.25 Thd)2
8C***88Knob-Ball1
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9r-6144 Mirror Gp-Rear View
0S***70Cap Screw (5/8" Long)4
3S***93Strap-Cable-To Tie Harnesses Together2
5P***37Washer 5t***54 Plate To 7t***28 Cable As4
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9r-9758 Mirror Gp-Rear View
20***38Mirror As1
5P***15Washer-Mount 9w***75 Fuel Level Sensor1
8T***71Bolt-Plt; (M6 X 1.0 X 30)1
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9r-6059 Mirror Gp-Rear View
13***09Bracket As-Mirror1
13***10Bracket As-Mirror1
3S***93Strap-Cable-To Tie Harnesses Together2
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110-6378 Mounting Gp-Radio
08***75Stud-Weld2
10***54Cover As1
11***78Mounting Group-Radio1
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9r-7977 Mounting Gp-Radio
10***54Bracket As1
6V***39Washer-Hard-Alt Strap To Fan Drive Belt2
8C***85Screw-Button Head; (M10x1.5x20-mm)2
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131-2136 Seat Belt Gp
13***36Seat Belt Group1
1L***80Bolt; (7/16-20x1.5-In)1
8S***34Locknut; (Flange) (7/16-20 Thd)2
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131-1881 Seat Belt Gp
13***81Seat Belt Group1
1L***80Bolt; (7/16-20x1.5-In)1
6E***49Washer; (11x27x6-mm Thk)2
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8y-6812 Seat Belt Gp
10***47Seat Belt Group; Seat Belt Gp1
8Y***12Seat Belt Group; -Retractable1
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132-3728 Seat Belt Gp
13***36Seat Belt Group1
13***28Seat Belt Group1
1L***80Bolt; (7/16-20x1.5-In)1
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106-1747 Seat Belt Gp
10***47Seat Belt Group; Seat Belt Gp1
1L***80Bolt; (7/16-20x1.5-In)2
3E***17Bolt1
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9r-9987 Seat Gp-Static
10***69Cushion As-Backrest1
10***71Cover1
10***73Cushion Group-Seat1
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155-7275 Seat Gp-Suspension
10***02Kit-Receptacle; (2-Pin)(Engine Sensor Wiring Harness)1
11***93Fuse; (25-Ampere)1
15***70Kit-Connecting Plug; (2-Pin)(Engine Sensor Wiring Harness)1
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164-2507 Seat Gp-Suspension
16***60Harness As1
16***16Seat Group-Suspension1
16***07Seat Group-Suspension1
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163-6016 Seat Gp-Suspension
00***81Ring-Retaining1
03***71Capscrew, Csk. Hd., 3/8in.-16 N.C. X 1in.2
03***55Locknut; (5/16-18-Thd)(Marked X)2
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164-2508 Seat Gp-Suspension
16***60Harness As1
16***17Seat Group-Suspension1
16***08Seat Group-Suspension1
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155-7276 Seat Gp-Suspension
10***02Kit-Receptacle; (2-Pin)(Engine Sensor Wiring Harness)1
11***93Fuse; (25-Ampere)1
15***70Kit-Connecting Plug; (2-Pin)(Engine Sensor Wiring Harness)1
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9r-2652 Seat Gp-Suspension
8T***39Capscrew; (Hex Hd) (M12 X 1.75 X 30l Gr 10.9)4
8T***23Washer-Hard; (13.5x25.5x3-mm Thk)(Bolt To Shield)4
9R***52Seat Group-Suspension; -Cloth1
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163-2181 Seat Gp-Suspension
00***81Ring-Retaining1
03***71Capscrew, Csk. Hd., 3/8in.-16 N.C. X 1in.2
03***55Locknut; (5/16-18-Thd)(Marked X)2
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163-6017 Seat Gp-Suspension
00***81Ring-Retaining1
03***71Capscrew, Csk. Hd., 3/8in.-16 N.C. X 1in.2
03***55Locknut; (5/16-18-Thd)(Marked X)2
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156-1580 Seat Gp-Suspension
00***81Ring-Retaining1
03***71Capscrew, Csk. Hd., 3/8in.-16 N.C. X 1in.2
03***55Locknut; (5/16-18-Thd)(Marked X)2
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9r-2653 Seat Gp-Suspension
8T***39Capscrew; (Hex Hd) (M12 X 1.75 X 30l Gr 10.9)4
8T***23Washer-Hard; (13.5x25.5x3-mm Thk)(Bolt To Shield)4
9R***53Seat Group-Suspension; -Vinyl1
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156-1579 Seat Gp-Suspension
00***81Ring-Retaining1
03***71Capscrew, Csk. Hd., 3/8in.-16 N.C. X 1in.2
03***55Locknut; (5/16-18-Thd)(Marked X)2
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112-2650 Seat Gp-Suspension
11***50Seat Group-Suspension1
8T***39Capscrew; (Hex Hd) (M12 X 1.75 X 30l Gr 10.9)4
8T***23Washer-Hard; (13.5x25.5x3-mm Thk)(Bolt To Shield)4
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112-2651 Seat Gp-Suspension
11***51Seat Group-Suspension1
8T***39Capscrew; (Hex Hd) (M12 X 1.75 X 30l Gr 10.9)4
8T***23Washer-Hard; (13.5x25.5x3-mm Thk)(Bolt To Shield)4
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9r-9985 Seat Gp-Suspension
10***69Cushion As-Backrest1
10***71Cover1
10***73Cushion Group-Seat1
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9r-9986 Seat Gp-Suspension
10***72Cover1
10***77Cover1
10***78Kit-Suspension1
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3e-7394 Wiper Gp-Window -Front
10***05Kit-Receptacle; (6-Pin)(Display Monitor Harness)1
15***91Motor Group-Window Wiper; (Front)1
18***35Pin-Connector; (16-Ga To 18-Ga)5
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3e-7566 Wiper Gp-Window
10***05Kit-Receptacle; (6-Pin)(Display Monitor Harness)1
3C***84Screw-Machine; (M5x0.8 Bg Thd)4
3E***83Wedge-Receptacle Lock; (6-Pin)1
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9r-9556 Wiper Gp-Window
3E***94Wiper Group; -Front1
3E***66Wiper Group; -Front1
3S***93Strap-Cable-To Tie Harnesses Together6
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9r-9743 Air Conditioner Ar
7W***62Compressor Group-Refrigerant1
7W***63Condenser Group; Condenser & Mounting Gp1
9R***20Wiring Group-Air Conditioner; Wiring Gp-Air Conditioner1
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9r-8078 Cab Ar-Enclosed Rops
9R***97Lighting Group-Signal; Lighting Gp-Signal1
9R***75Platform Group1
9R***78Cab Ar-Enclosed Rops1
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9r-8077 Cab Ar-Enclosed Rops
10***11Headliner Group-Cab; Headliner Gp-Cab1
3E***22Film-Stripe (Note A)2
3E***33Film-Cat (Note A)2
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9r-8079 Cab Gp-Enclosed Rops
09***47Bumper (Note G)3
0S***70Cap Screw (5/8" Long)6
0S***97Capscrew (1/4 - 28 Nf X 1 Gd8, Hex)6
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3e-7704 Compressor Gp-Refrigerant
1B***02Key-- Adapter To Compression Release Shaft1
1H***38Lockwasher, External Tooth (1/4); W/O Freespool Qty Is 63
1H***71Seal 20.22 mm(.796 In.)I. D.2
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7t-7825 Compressor Gp-Refrigerant
11***69Valve Group-Relief; (Refrigerant Compressor)1
1H***71Seal 20.22 mm(.796 In.)I. D.2
7T***32Plug Assem.; (3/8-24)1
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7w-8762 Compressor Gp-Refrigerant
1P***44V-Belt1
3E***04Compressor Group-Clutch & Refrig1
7E***02Bracket1
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7w-8763 Condenser Gp
5P***16Washer; (Hard) (8.8x20.5x2mm Thk)4
7W***21Core As-Condenser1
7W***63Condenser Group; Condenser & Mounting Gp1
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9r-2348 Console Gp-Front
10***40Console-Front1
2V***26Bumper-To Dash Panel1
5G***93Diffuser As-Ball2
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9r-2347 Console Gp-Front
10***55Console-Front1
2M***09Button 20.32 mm (80 In.) O.D.2
2V***26Bumper-To Dash Panel1
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9r-0482 Console Gp-Rear
10***62Console-Rear1
5P***15Washer-Mount 9w***75 Fuel Level Sensor8
8T***91Screw-Button Head; (M6x1x20-mm)8
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9r-3599 Console Gp-Side
10***41Console-Side1
10***42Door1
2V***26Bumper-To Dash Panel4
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9r-4728 Control Gp-Hydraulic Hand
03***13Bushing-Terminal2
10***51Plate-Instruction1
12***82Collar1
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100-4895 Control Gp-Hydraulic Hand
03***09Spacer1
10***95Control Group-Hydraulic Hand1
10***53Plate-Instruction1
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100-4896 Control Gp-Hydraulic Hand
10***96Control Group-Hydraulic Hand1
10***55Plate-Instruction1
12***77Shim; (1.5mm Thk)4
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107-0849 Control Gp-Hydraulic Hand
10***49Control Group-Hydraulic Hand1
10***50Rod1
10***51Support As1
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9r-2319 Control Gp-Hydraulic Hand
7X***71Bolt; (M10x1.5x45-mm)4
8T***84Knob2
8T***21Washer-Hard; (11x21x2.5-mm Thk)(M10x1.50x30mm)8
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115-9651 Control Gp-Hydraulic Hand
10***76Rod-Control1
11***51Control Group-Hydraulic Hand1
2K***05Bushing1
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8y-7441 Control Gp-Hydraulic Hand
09***47Nut-Thin; (M16x2 Thd)1
10***76Rod-Control1
10***65Bracket As1
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100-4898 Control Gp-Hydraulic Hand
10***98Control Group-Hydraulic Hand1
10***99Rod1
10***54Plate-Instruction1
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9r-2317 Control Gp-Hydraulic Hand
03***13Bushing-Terminal2
1B***76Pin,Straight,Headed Governor And Decelerator Control3
2H***42Ring-Retaining2
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151-0848 Control Gp-Hydraulic Lockout
10***43Plate1
12***56Lever As1
15***48Control Group-Hydraulic Lockout1
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9r-2321 Control Gp-Steering & Xmsn
03***57Wheel-Hand Steering1
10***85Control Group-Transmission1
1V***85Cover-Emblem1
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101-1585 Control Gp-Transmission
10***85Control Group-Transmission1
13***91Kit-Lock1
7N***79Socket-Governor Solenoid Wire To Housing9
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9r-2320 Control Gp-Hydraulic Pedal
12***05Seal1
6V***35Bolt-Self-Locking; (M10x1.5x40-mm)1
8T***21Washer-Hard; (11x21x2.5-mm Thk)(M10x1.50x30mm)9
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9r-6420 Control Gp-Hydraulic Hand
13***02Film-Instruction1
8T***33Nut (M10x1.50 Thd)4
8T***15Rod End; (Yoke)4
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9r-4342 Conversion Gp-Non-Rops
3E***78Receptacle Assem.1
8T***37Plug-Seal; (40 Pin Connector)8
9R***28Tread14
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9r-2461 Cushion Gp-Arm
5C***90Nut; (M6x1-Thd)(Air Inlet Heater)4
5C***61Nut (M8x1.25 Thd); (M8x1.25 Thd)2
5C***53Bolt (M6x1.00x16mm); (M6x1x16mm Thk)2
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9r-5651 Door Gp-Cab
10***62Bracket-Lh1
10***32Harness; Wire (Main), Seal; (98.5-cm Each)0
10***34Strip; (98.5-cm Each)0
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9r-5650 Door Gp-Cab
10***57Bracket; (Rh)1
10***32Harness; Wire (Main), Seal; (98.5-cm Each)0
10***34Strip; (98.5-cm Each)0
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5d-2855 Fan Gp-Defroster
1M***30Nut And Lock Assem.; (No. 10-32)2
2D***35Locknut (Visor To Bracket)1
2L***76Terminal; (14-Ga To 16-Ga, No. 10 Screw)(Alternator Harness To Alt. Neg)2
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9r-2571 Fan Gp-Circulating
03***28Grommet1
1V***51Wire Assem.1
5C***61Nut (M8x1.25 Thd); (M8x1.25 Thd)4
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100-4779 Floor Mat Gp
10***79Floor Mat Group1
11***62Mat1
8T***91Screw-Button Head; (M6x1x20-mm)6
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9r-5856 Heater Gp-Cab
5P***27Seal 10.65m (41.93 In.)0
6T***84Heater Group-Cab1
6T***79Gasket1
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6t-7884 Heater Gp-Cab
03***49Nut-Self Lock; (No.10.Unc)1
10***43Plate-Orifice2
10***26Wheel As-Blower2
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9r-0016 Horn Gp-Electric
6V***90Screw-Machine; (M4x1.5)2
7T***35Horn As; (12-Volt)1
8T***21Washer-Hard; (11x21x2.5-mm Thk)(M10x1.50x30mm)1
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132-9226 Housing Gp-Seat Suspension
10***95Kit-Suspension Roller; (Suspension Seat)(Seat Suspension)1
13***26Housing Group-Seat Suspension1
13***28Kit-Suspension Spring2
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100-4973 Instrument Gp
10***73Instrument Group1
10***87Voltmeter Group; (12-Volt)1
1H***38Lockwasher, External Tooth (1/4); W/O Freespool Qty Is 64
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9r-2261 Lines Gp-Heater
3C***39Elbow-O-Ring1
3K***60Seal Pilot Manifold On; Seal To Boom Check Valve Drain3
3S***93Strap-Cable-To Tie Harnesses Together2
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6v-6561 Wiper Pivot Gp
6A***18Washer; (8.1x12.5x1-mm Thk)1
6V***07Shaft As; (Pivot)1
6V***09Cap-Wiper1
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9r-8075 Platform Gp
09***47Bumper (Note G)2
10***32Harness; Wire (Main), Seal; (98.5-cm Each)0
10***34Strip; (98.5-cm Each)0
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9r-0024 Seat Gp-Reversible
8T***39Capscrew; (Hex Hd) (M12 X 1.75 X 30l Gr 10.9)4
8T***23Washer-Hard; (13.5x25.5x3-mm Thk)(Bolt To Shield)4
9R***24Seat Group-Reversible1
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163-1155 Suspension Gp-Seat
10***95Kit-Suspension Roller; (Suspension Seat)(Seat Suspension)1
13***33Shaft As2
15***50Absorber As-Shock1
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132-9225 Suspension Gp-Seat
10***95Kit-Suspension Roller; (Suspension Seat)(Seat Suspension)1
11***42Fastener20
13***25Suspension Group-Seat1
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Power Train
6d-0337 Valve Gp-Tire
2D***28Core-Valve1
2D***29Grommet1
2D***30Washer-Ring1
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9r-3544 Wheel & Tire Gp
2D***28Core-Valve1
2D***29Grommet1
2D***30Washer-Ring1
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9r-2938 Wheel & Tire Gp
2D***28Core-Valve1
2D***29Grommet1
2D***30Washer-Ring1
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9r-2986 Wheel & Tire Gp
14***21Nut-Hex Flange; (3/4-16-Thd)16
9R***38Wheel & Tire Group-Front2
9R***86Wheel & Tire Group-Front; Tire & Wheel Gp-Front1
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9r-3543 Wheel & Tire Gp
2D***28Core-Valve1
2D***29Grommet1
2D***30Washer-Ring1
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102-8683 Wheel & Tire Gp
10***83Wheel & Tire Group-Front1
10***84Wheel Group-Front1
10***85Wheel Group-Front1
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9r-2279 Wheel & Tire Gp
14***21Nut-Hex Flange; (3/4-16-Thd)16
9R***79Wheel & Tire Group-Front; (Front, 4-Wheel Drive)1
9R***43Wheel & Tire Group-Front1
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112-6761 Axle & Transmission Ar
11***61Axle & Transmission Ar1
7T***20Transmission Ar1
9R***10Axle Group-Front1
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9r-3483 Axle Gp-Drive & Steering -Front
00***02Cone-Roller Bearing4
05***49Seal-O-Ring2
09***24Ring-Retaining8
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9r-3033 Axle Gp-Rear
05***44Rod-Brake Control2
05***55Pin-Pivot2
05***56Link-Plain2
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9r-2275 Axle & Mtg Gp-Drive & Steering -Front
05***90Vent1
3B***89Fitting-Grease; (Fan And Alternator Drive)2
4J***77Seal - O - Ring (11.23mm Od)4
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9r-2273 Axle & Mtg Gp-Rear
5F***34Valve As-Vent; (Governor Air Compressor)1
6V***37Plain Washer - Hardened16
7X***51Nut-Hard; (M24 X 3.0)8
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9r-6574 Carrier As
4B***70Cone-Bearing1
9R***74Carrier As1
9R***77Washer6
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7t-9403 Case & Parts Gp-Planetary
06***44Plug-Cylinder Head (Top Face)1
14***77Cover1
1P***36Cup--To Ahead & Astern Shafts Front1
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7t-9409 Case & Parts Gp-Planetary
06***44Plug-Cylinder Head (Top Face)1
1P***36Cup--To Ahead & Astern Shafts Front1
1U***46Sealant (For Locations A)0
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9u-9958 Clutch Gp
1P***62Cone--To Ahead & Astern Shafts Front1
2W***41Bearing-Roller2
6T***93Ring-Seal3
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7t-9400 Clutch Gp-Forward & Reverse
10***28Hub Assem.2
2L***84Ring-Piston; (Forward & Reverse Shafty)1
2W***41Bearing-Roller2
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7t-9401 Clutch Gp
1P***62Cone--To Ahead & Astern Shafts Front1
2W***41Bearing-Roller2
5S***41Dowel1
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7t-9402 Clutch Gp
2W***41Bearing-Roller1
6T***93Ring-Seal3
6Y***31Plate-Clutch10
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9r-2326 Control Gp-Differential Lock
10***67Spring1
8T***21Washer-Hard; (11x21x2.5-mm Thk)(M10x1.50x30mm)4
8T***33Nut (M10x1.50 Thd)4
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7t-9405 Control Gp-Transmission Hyd
1T***38Washer17
3T***50Clip1
6V***21Bolt; (M8x1.25mmx110mm)4
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9w-8214 Drive Gp-Flexible Coupling
0L***38Bolt; (3/8-24x0.5-In)6
6T***87Plate1
7T***42Plate-Converter Drive1
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7t-9410 Drive Gp-Transfer
11***88Hub As1
1T***43Ball Bearing1
1T***05Ring-Snap1
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9r-1346 Filler Gp-Power Train Oil
14***98Tube As1
4J***22Seal-Interface Between 3rd & Tilt Valve1
8S***23Clip-Hose Assembly To Plate1
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8e-9623 Filter Gp-Oil
1G***78Filter As-Oil; (Advanced Efficiency)(Hydraulic)1
2M***80Seal--To Connector Pump Outlet1
8E***23Filter Group-Oil; -Power Train1
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9r-6598 Housing Gp-Axle
2S***80Cup-Tapered Roller; Cup-Roller Bearing1
6L***20Plug-Zinc Rod2
8M***93Ring-Retaining1
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223-1457 Kit-Transmission Oil Cooler -Auxiliary
14***41Connector Group1
16***96Cooler1
22***57Kit-Transmission Oil Cooler; -Auxiliary1
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7t-8782 Lines Gp-Power Train Oil
3D***24O-Ring - For Oil Drain & Level Plug (Items 3 & 7)5
6B***82Spacer; (0.406x0.75x0.312-In Thk)1
6V***20Bolt; (M10x1.5x30-mm)1
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9w-8369 Mounting Gp-Transmission
8T***21Washer-Hard; (11x21x2.5-mm Thk)(M10x1.50x30mm)11
8T***96Capscrew; (Hex Hd) (M10 X1.5 X 35, Gr10.9, Z)11
8T***00Bolt (M8x1.25x16mm); (M8x1.25x16-mm)6
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9r-1352 Power Train Ar
7T***20Transmission Ar1
9R***46Filler Group-Power Train Oil1
9R***52Power Train Ar1
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8e-8657 Pump Gp-Transmission
5P***18Seal-O-Ring; (18.64mm Id)1
6V***66Seal-O-Ring1
6V***60Seal-O-Ring; (Fuel Injection Pump)1
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8e-8658 Pump Gp-Transmission
6V***66Seal-O-Ring1
6V***83Bolt (16mm Long); (M6x1x16-mm)1
6V***60Seal-O-Ring; (Fuel Injection Pump)1
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9r-2242 Shaft Gp-Drive
02***87Fitting-Grease; (Universal Joint)1
05***13Spider & Bearing Group1
10***26Bolt; (M24x19.1-mm)2
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9r-2276 Shaft Gp-Drive
5B***35Fitting-Grease; (Straight)1
5V***38Strap4
5V***73Bolt-12 Point Head8
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7t-8519 Transmission Ar-Power Shift
7T***19Transmission Ar1
7T***82Lines Group-Power Train Oil1
7T***00Clutch Group1
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7t-8520 Transmission Ar-Power Shift
7T***20Transmission Ar1
7T***82Lines Group-Power Train Oil1
7T***00Clutch Group1
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9w-7189 Valve Gp-Flow Control -Planetary Case
2L***26Ring-Retaining1
4M***45Spring (.0625" Dia.)1
6I***95Screen1
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6y-1291 Valve Gp-Selector & Press Cont
0L***13Nut-Special; (1/2unf)1
1S***93Strap; (Cable) (0.62in Dia)2
2M***80Seal--To Connector Pump Outlet4
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6t-6885 Valve Gp-Solenoid
10***70Locknut; (1/4-20-Thd)1
1S***93Strap; (Cable) (0.62in Dia)2
4B***76Washer Generator Line Leads (Use As Required)1
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7t-9406 Valve Gp-Transmission Control
1T***38Washer3
3J***07Seal Valve Assembly To; Seal- Tube Assembly To Logic Valve3
3J***56Spring1
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9r-1194 Wheel & Tire Ar
9R***94Wheel & Tire Ar1
9R***43Wheel & Tire Group-Rear; Tire & Wheel Gp-Rear1
9R***86Wheel & Tire Group-Front; Tire & Wheel Gp-Front1
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9r-2243 Wheel & Tire Gp
14***21Nut-Hex Flange; (3/4-16-Thd)24
9R***43Wheel & Tire Group-Rear; Tire & Wheel Gp-Rear1
9R***57Wheel & Tire Group-Rear-Lh1
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9r-3657 Wheel & Tire Gp
12***29Wheel As; (Dw18lx24)(Dw18lx24)1
27***94Tire; (21l-24)1
6D***37Valve Group-Tire1
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9r-3658 Wheel & Tire Gp
12***29Wheel As; (Dw18lx24)(Dw18lx24)1
27***16Tire; (21l-24)(21l-24)1
6D***37Valve Group-Tire1
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163-1051 Wheel & Tire Ar
10***27Wheel As; (12.25x19.5)1
14***21Nut-Hex Flange; (3/4-16-Thd)16
16***51Wheel & Tire Ar1
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Service Equipment And Supplies
101-0487 Film Gp
10***05Film-Stripe; (Cat)1
10***06Film-Stripe; (Cat)1
10***87Film Group1
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121-5996 Lock Gp-Vandalism
12***96Lock Group-Vandalism1
5P***00Key Total 2 Pieces Per Unit; (Literature Compartment)1
5P***02Padlock Group; (Includes: Battery Compartments, Platform Compartments, Radiator Access Door, Firewall Doors)4
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8t-6875 Plate & Film Gp
10***87Film Group1
10***59Film-Instruction; (Key Switch)1
10***39Film-Identification; (Fuse)1
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3e-2993 Plate & Film Gp
10***71Film-Warning; (Jump Start, Read Omm)1
10***13Plate-Warning-Rops/Fops1
11***99Film-Warning; (Parking Bk, Tmsn Neutral Lock)1
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3e-2995 Plate & Film Gp
10***76Film-Warning; (Jump Start, Read Omm)1
10***18Plate-Warning-Rops/Fops1
11***04Film-Warning; (Parking Bk, Tmsn Neutral Lock)1
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3e-2992 Plate & Film Gp
10***70Film-Warning; (Jump Start, Read Omm)1
10***12Plate-Warning-Rops/Fops1
11***98Film-Warning; (Parking Bk, Tmsn Neutral Lock)1
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115-5852 Plate & Film Gp -Engine Information
11***52Plate & Film Group; -Engine Information1
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3e-8164 Plate & Film Gp
10***77Film-Warning; (Jump Start, Read Omm)1
10***19Film-Notice; (Engine Starting)1
11***05Film-Warning; (Parking Bk, Tmsn Neutral Lock)1
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3e-2994 Plate & Film Gp
10***72Film-Warning; (Jump Start, Read Omm)1
10***14Plate-Warning-Rops/Fops1
11***00Film-Warning; (Parking Bk, Tmsn Neutral Lock)1
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3e-2990 Plate & Film Gp
10***68Film-Warning; (Jump Start, Read Omm)1
10***10Plate-Warning-Rops/Fops, Name-Plate (Name Of Machine: Zaxis225us), Name-Plate (Name Of Machine:Zaxis225us)1
11***96Film-Warning; (Parking Bk, Tmsn Neutral Lock)1
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3e-5772 Plate & Film Gp
10***75Film-Warning; (Jump Start, Read Omm)1
10***17Plate-Warning-Rops/Fops1
11***03Film-Warning; (Parking Bk, Tmsn Neutral Lock)1
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3e-5771 Plate & Film Gp
10***74Film-Warning; (Jump Start, Read Omm)1
10***16Plate-Warning-Rops/Fops1
11***02Film-Warning; (Parking Bk, Tmsn Neutral Lock)1
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3e-5770 Plate & Film Gp
10***73Film-Warning; (Jump Start, Read Omm)1
10***15Plate-Warning-Rops/Fops1
11***01Film-Warning; (Parking Bk, Tmsn Neutral Lock)1
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3e-2991 Plate & Film Gp
10***69Film-Warning; (Jump Start, Read Omm)1
10***11Name-Plate (Name Of Machine: Zaxis225usl), Name-Plate (Name Of Machine: Zaxis225uslc), Name-Plate (Name Of Machine:Zaxis225uslc), Plate-Warning-Rops/Fops1
12***40Film-Warning; (Hot Fluid Under Pressure)1
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Steering System
9t-8564 Accumulator Gp-Steering
9T***64Accumulator Group-Bladder1
9T***19Valve-Bag & Gas1
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9r-1310 Axle Gp-Front
00***20Washer-Thrust; (35x63.5x3.14-mm Thk)2
13***75Stud8
14***20Connector As2
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9t-1834 Cylinder Gp-Steering
10***89Rod As1
10***91Cylinder As1
16***98Seal As-Buffer2
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9r-6221 Hydraulic Ar-Secondary Steer
9R***68Lines Group-Secondary Steering1
9R***69Wiring Group-Secondary Steering1
9R***21Hydraulic Ar-Secondary Steer; Hydraulic Ar-Supplemental Steering1
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9r-4768 Lines Gp-Secondary Steering
14***40Adapter; (Straight) (-8 Orb X -8 Orfs)1
14***54Elbow; (45) (-8/-8 Orb/Orfs)2
14***64Elbow, 90°,-8 Orb /-8 Orfs1
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9r-1359 Lines Gp-Steering
10***97Hose As1
14***18Connector As2
14***25Connector As.1
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9t-1210 Pump Gp-Metering
14***37Kit-Seal; (Steering Pump)1
6C***11Spacer1
6C***12Drive-Control1
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9r-2925 Steering Gp-Hydraulic
10***37Boot1
10***38Ring1
10***39Ring1
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9t-1545 Valve Gp-Priority
10***54Spring1
12***76Seat As-Shuttle1
1S***47Seal 17.17 mm. (.676 In.) I.D.1
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Work Tools
6q-0656 Bucket Ar-Multipurpose
6Q***55Bucket Group-Multipurpose1
6Q***56Bucket Ar-Multipurpose1
9R***48Edge Group-Cutting1
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9r-3088 Bucket As-General Purpose
9R***04Bearing-Sleeve4
9R***88Bucket As1
9R***97Edge2
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9r-9766 Bucket As-General Purpose
9R***04Bearing-Sleeve2
9R***97Edge2
9R***01Edge1
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9r-7090 Bucket Gp-General Purpose
9R***88Bucket As1
9R***90Bucket Group-General Purpose1
9R***48Edge Group-Cutting1
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105-2868 Bucket Gp-General Purpose
10***68Bucket Group-General Purpose1
9R***48Edge Group-Cutting1
9R***66Bucket As-General Purpose1
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9r-3218 Bucket Gp-Hoe
6Y***22Tip Group-Long3
6Y***24Adapter-Tip; (2-Strap)3
6Y***28Pin-G.E.T.3
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9r-6724 Bucket Gp-Hoe
6Y***22Tip Group-Long4
6Y***24Adapter-Tip; (2-Strap)4
6Y***28Pin-G.E.T.4
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9r-3230 Bucket Gp-Hoe
6Y***22Tip Group-Long5
6Y***24Adapter-Tip; (2-Strap)5
6Y***28Pin-G.E.T.5
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9r-6730 Bucket Gp-Hoe
6Y***22Tip Group-Long5
6Y***24Adapter-Tip; (2-Strap)5
6Y***28Pin-G.E.T.5
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9r-9830 Bucket Gp-Hoe
6Y***22Tip Group-Long5
6Y***24Adapter-Tip; (2-Strap)5
6Y***28Pin-G.E.T.5
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9r-3224 Bucket Gp-Hoe
6Y***22Tip Group-Long4
6Y***24Adapter-Tip; (2-Strap)4
6Y***28Pin-G.E.T.4
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9r-3236 Bucket Gp-Hoe
6Y***22Tip Group-Long6
6Y***24Adapter-Tip; (2-Strap)6
6Y***28Pin-G.E.T.6
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9r-9824 Bucket Gp-Hoe
6Y***22Tip Group-Long4
6Y***24Adapter-Tip; (2-Strap)4
6Y***28Pin-G.E.T.4
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6q-0655 Bucket Gp-Multipurpose
09***28Fitting-Grease4
3B***19Pin-Cotter2
3B***22Pin-Cotter2
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9r-7948 Edge Gp-Cutting
2J***06Nut Front Support To Frame; Nut-Front Support To Frame8
4F***27Bolt-Plow; (3/4-10x57.15mm)8
9R***48Edge Group-Cutting1
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9u-9665 Edge-Cutting
199-9232 Tip Gp-Penetration
13***62Pin1
14***33Retainer As; (G.E.T.)1
19***32Tip Group-Penetration1
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135-9316 Tip Gp-Twin Tooth
13***28Tip-Double Point1
13***16Tip Group-Twin Tooth1
6Y***28Pin-G.E.T.1
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6y-6223 Tip-Abrasion
6Y***61Tip - Abrasion1
6Y***62Tip - Abrasion1
6Y***23Tip-Abrasion1
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6y-7229 Tip-Center
10***06Tip-Double Point1
6Y***23Tip-Abrasion1
6Y***28Tip-Corner1
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6y-7228 Tip-Corner
8e-4222 Tip-Long
8E***69Tip-Heavy Duty-Long (Cast)1
8E***70Tip-Heavy Duty-Long (Forged)1
8E***22Tip-Long1
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6y-8229 Tip-Penetration
6Y***71Tip - Penetration1
6Y***72Tip - Penetration1
6Y***29Tip-Penetration1
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9r-9815 Tooth Gp-Long
2J***06Nut Front Support To Frame; Nut-Front Support To Frame16
5J***71Bolt-Plow; (3/4-10x2.75-In)16
6Y***22Tip Group-Long8
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446B serial number reference

The PIN plate is a durable metal identification plate usually riveted to the machine frame. To read the prefix, locate the first three alphanumeric characters of the serial number. For models built after 2001, these are the first three characters of the 17-character PIN.

PrefixIdentifies
5BLStandard Configuration
5B0Standard Configuration

Frequently asked questions

What engine is used in the Caterpillar 446B?

The Caterpillar 446B is powered by a Caterpillar 3114 DIT, which is a 4-cylinder, liquid-cooled, turbocharged diesel engine with a displacement of 4.40 L (268 cu in).

What is the operating weight of this machine?

The standard operating weight for the Caterpillar 446B is approximately 8,890 kg (19,600 lb), though specific weights may vary by configuration and attachments.

What model replaced the 446B?

The 446B was part of a lineage of backhoe loaders that includes subsequent models such as the 446D; however, specific replacement sequence depends on regional availability and fleet requirements.

What 446B owners discuss

What are the common hydraulic pressure behaviors observed during simultaneous operation on a 446B?
Users report fluctuating hydraulic pressure and pump overloading when steering and digging simultaneously. Specifically, pressure may drop to 1200 psi for the bucket and hoe until steering is engaged, at which point the pump increases to 3000 psi. Inspect the priority valve directing flow between steering and implement circuits if malfunctions occur.
What are the known transmission and electrical issues for this machine series?
Commonly reported issues include transmission gear lockup, intermittent loss of forward or reverse motion, and alternator overcharging. Overvoltage from a faulty alternator regulator can cause the transmission to drop out; system voltage should not exceed 14.5V DC. If checking diodes with a multimeter in AC mode, the reading should be 0V AC.
What engine-related symptoms should be investigated for hard starting on a 3114 engine configuration?
Hard starts accompanied by heavy black smoke may indicate a worn injector rack or issues with injectors not seating properly. If the machine has a hand primer, pump it before starting to rule out bleed back or supply problems. Ensure fuel filters are clean, as recent filter changes have been noted to resolve start issues.
Are there any typical boom or structural behaviors noted for B-series backhoes?
Boom creeping (the tendency for the boom to drift or move when not in use) is a documented behavior on B-series machines, including the 446B.
What should be checked regarding electrical ground connections and diagnostic codes?
When troubleshooting specific control programming issues, verify that ground wires in the code plug are connected together on pins 1, 2, 3, and 5. For machines using electronic controls, use Caterpillar Electronic Technician (ET) to monitor the Transmission Selector Lever and ECM status.
What is a critical item to check when purchasing a used Caterpillar 446B?
Inspect the boom for any tendency to creep when not in use. Additionally, verify the exact serial-prefix specification sheet and installed attachment package, as configurations can change weight, reach, and hydraulic performance.

Compiled from owner and technician discussions across the industry — experiences vary by serial range and machine history.

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