Caterpillarwork toolcrusher
Caterpillar VHC-40
Maintenance schedule, common problems & OEM parts breakdown
The Caterpillar VHC-40 is a hydraulic crusher/pulverizer work tool built for excavator-mounted demolition and concrete processing, part of the VHC-30/40/50/60 family engineered under Caterpillar Work Tools B.V. (Verachtert lineage). It carries no engine, no ECM, and no onboard hydraulic tank of its own — every crushing cycle draws directly off the host excavator's auxiliary hydraulic circuit through the carrier's quick-coupler. Operating weight runs around 2.45 t (5,400 lb), with an overall length near 2,744 mm (108 in) and a jaw opening depth of roughly 850 mm (33.5 in), sizing it for mid-size excavator carriers. Caterpillar offers the VHC-40 in both fixed-jaw and rotating-head configurations, with a rated crushing/breakout force near 530 kN (119,000 lbf) and rebar cutting capacity from about 20 to 35 mm diameter. Confirmed production years, a named predecessor, and a named successor are not established in factory documentation reviewed for this tool — treat any specific date range with caution until confirmed by serial-number lookup.
Across the VHC-30/40/50/60 line, the core design carries over unchanged: a passive jaw-and-cylinder assembly sized by carrier weight class, with the VHC-40 sitting between the smaller VHC-30 and the larger VHC-50/VHC-60 units. Because the tool has no powertrain of its own, generational change for this family shows up in jaw geometry, wear-part design, and rotator options rather than engine tiers or emissions steps. That makes the used and parts market for the VHC-40 wear-driven rather than engine-driven: value and usability hinge almost entirely on the condition of the jaw tips, cutting edges, pivot pins and bushings, and cylinder seals, since a well-maintained frame and cylinder will long outlast the wear items around them. For buyers matching a tool to a carrier or sourcing parts, the priority is verifying jaw wear state and pin/bushing clearance over any engine or hour-meter history, since the tool inherits none of the carrier's own service record.
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 VHC-40 specifications
Engine
| Power source | None onboard. The VHC-40 is a passive hydraulic work tool with no engine, ECM, or fuel system. It runs off the carrier excavator's own hydraulic circuit. |
| Emissions tier | Not applicable, no engine fitted to the tool itself. |
Weights
| Operating weight | Approx. 2.45 t (5,400 lb) per factory data for this crusher in the VHC line |
| Complete unit transport weight (with mounting bracket) | Approx. 2.7 t (5,950 lb) reported on used-equipment listings for the complete tool including quick-coupler bracket. Varies by bracket/adapter fitted for the host carrier. |
| Ground pressure | Not published, not applicable to a boom-mounted attachment |
Dimensions
| Total length | 2,744 mm (108.0 in) |
| Jaw/mouth opening depth | 850 mm (33.5 in) |
| Mouth opening (rebar cutting capacity) | 20 to 35 mm (0.8 to 1.4 in) diameter |
| Width, height, ground clearance | Not documented in available sources |
Performance
| Breakout/crushing force | 530 kN (119,000 lbf) |
| Duty class | Sized for demolition of moderately reinforced concrete structures. Actual crushing performance depends on the carrier excavator's hydraulic pressure and flow, plus the condition of the material, reinforcement, jaws, and cutters |
| Recommended carrier size | Not documented with a firm tonnage figure in available sources. The VHC-40 sits above the VHC-30 and below the VHC-50/VHC-60 in the same crusher line, so it targets a mid-size excavator carrier; confirm exact carrier weight class with a dealer work-tool matching chart |
| Travel speed / gradeability | Not applicable, the tool has no undercarriage or drivetrain |
Service capacities (summary)
| Fuel tank | Not applicable, no onboard engine or fuel system |
| Hydraulic system | No dedicated onboard reservoir. Operates on the carrier excavator's hydraulic system; specific flow and pressure requirements for this tool are not published in available sources — verify with your dealer's work-tool matching chart |
| Engine oil / cooling system | Not applicable, no engine fitted |
Values vary by configuration, region, and serial range — confirm against your machine before planning transport or lifts.
VHC-40 fluids & capacities
| System | Capacity | Recommended fluid |
|---|---|---|
| Engine crankcase (with filter) | Not applicable | No engine. The VHC-40 is a passive hydraulic crusher/pulverizer work tool with no onboard powerplant. |
| Cooling system | Not applicable | No engine or coolant circuit fitted. |
| Fuel tank | Not applicable | No fuel system; the tool carries no engine. |
| Transmission / powertrain compartment | Not applicable | No transmission or drivetrain; the tool has no self-propulsion or internal power unit. |
| Final drives | Not applicable | Not fitted. |
| Axles / differentials | Not applicable | Not fitted. |
| Hydraulic system and tank | Not applicable — no independent reservoir | The VHC-40 has no hydraulic tank or pump of its own. It runs off the host excavator's auxiliary hydraulic circuit, so the fluid type, capacity, and change interval follow the carrier machine's own hydraulic oil chart, not a VHC-40-specific spec. |
| Grease points (pins, bushings, rotator, jaw pivots) | Spec only, no chart quantity documented | General-purpose extreme-application, multipurpose NLGI 2 grease as used across Cat work tools; apply at pivot pins, jaw bushings, and rotator bearing per lube-point decal. No VHC-40-specific volume or brand-name grease chart could be verified from available documentation — confirm exact grease spec and interval with a Cat dealer or the tool's lube-point decals. |
Capacities are refill values from factory literature — always fill to the dipstick/sight gauge, not the number.
Caterpillar VHC-40 maintenance schedule
| Service interval | Tasks |
|---|---|
| Every 50 h |
|
| Every 250 h |
|
| Every 500 h |
|
| Every 1,000 h |
|
| Every 2,000 h |
|
Servicing the VHC-40 beyond the schedule
Predictive Maintenance & Fluid Analysis
The VHC-40 carries no reservoir or filter of its own, so fluid condition tracks the carrier excavator's hydraulic oil — contamination or moisture in the carrier circuit shows up first as sluggish jaw response or cylinder drift on the crusher. Track crushing cycle time and closing force against baseline; a gradual slowdown flags cylinder seal wear or carrier pressure loss before a hose or seal fails outright. Log pivot pin and bushing clearance trends at each interval rather than waiting for visible play.
Corrective & Common Repairs
Most VHC-40 repairs trace to abrasive demolition debris and rebar contact: chipped or cracked jaw tips and cutting edges, worn pivot pins and bushings from repeated side-loading, and cylinder rod seal leakage from grit ingress. Rotating-head units add swivel-joint leakage and rotator drive wear to the list. Replace worn pins and bushings as a matched set rather than individually to keep jaw alignment true, and reseal the cylinder at the first sign of rod weep to avoid scoring the barrel.
Overhaul & Rebuild Points
A full VHC-40 rebuild centers on the jaw-and-cylinder assembly: replace all pivot pins and bushings together, reseal or replace the crushing cylinder, and on rotating-head units rebuild the rotator bearing and drive seals. Inspect the jaw and frame castings closely around pin bosses and mounting lugs, the highest-stress points on the tool, for stress cracking before returning the unit to service. Wear plates and shims throughout the jaw should be renewed at the same time to restore factory clearances.
Seasonal & Environment Servicing
Dusty, abrasive demolition sites accelerate pin and bushing wear on the VHC-40, so shorten grease intervals in these conditions rather than following the calendar. Cold weather thickens the carrier's hydraulic oil, which slows crusher cycle response even though the tool itself has no cold-start procedure. In wet or corrosive demolition environments, check exposed pins and cylinder rods for surface corrosion, and store the tool with the cylinder retracted and protected during extended layoffs.
VHC-40 attachments & work tools
Crusher/pulverizer jaw assembly
VHC-40 is itself a hydraulic crusher work tool, not a carrier machine. It uses a jaw-type crushing head for breaking and pulverizing reinforced concrete on demolition and recycling jobs. It sits second-from-smallest in a four-size Cat/Verachtert hydraulic crusher lineup (VHC-30, VHC-40, VHC-50, VHC-60) that scales jaw size and closing force up for progressively larger carrier excavators.
Fixed-jaw vs rotating-head configuration
The family offers a fixed-jaw head and a rotating-head variant carried on an integrated hydraulic rotator housing, giving continuous rotation so the jaw can be indexed to any angle without repositioning the carrier's boom or stick. This fixed-vs-rotating split is a factory configuration choice across the VHC-30/40/50/60 range; which variants were offered specifically under the VHC-40 designation is not confirmed in available literature.
Cutting edges and jaw wear parts
The jaw carries replaceable cutting edges (teeth) that absorb the abrasive wear from rebar and concrete. Factory service documentation for this family covers cutting-edge removal/installation and crusher-jaw removal as routine wear-item service, done ahead of any wear to the jaw structure itself.
Carrier mounting arrangement
The tool pins onto the stick/dipper of a compatible excavator through its housing bracket, sized to VHC-40's place in the size range — one step up from VHC-30, one step down from VHC-50. Exact carrier weight-class, pin-center dimensions, and whether a quick-coupler adapter is offered for this size are not published in available dealer literature; confirm carrier match and bracket geometry with a dealer before ordering.
Auxiliary hydraulic supply
As a hydraulically powered work tool, VHC-40 draws its crushing and rotation function entirely from the carrier excavator's auxiliary (work-tool) hydraulic circuit; it has no onboard engine, ECM, or independent hydraulic power source. A carrier without a factory or field-installed auxiliary hydraulic kit (dedicated supply/return lines and in-cab control) cannot run the tool, and flow/pressure must be matched to the tool for the specific carrier by the dealer.
Guarding and daily inspection
Factory operation and maintenance documentation for this family includes a daily inspection routine, a work-tool installation/removal procedure, a defined transport position, and bushing lubrication points at the pin and rotator joints. Cylinder and hose shielding against falling debris is standard practice for excavator-mounted crusher/pulverizer tools of this class. These are family-wide practices rather than options specific to VHC-40.
All VHC-40 assemblies by section
Every catalogued assembly group for the Caterpillar VHC-40. Open an assembly to preview the parts inside — full OEM part numbers are available in Heavy Parts AI.
Hydraulic System
342-7060 Cylinder & Valve Gp
| 14***06 | Bolt-Socket Head; (M20x2.5x140-mm) | 5 |
| 14***51 | Elbow Group | 1 |
| 15***18 | Lockwasher | 2 |
339-1843 Cylinder & Valve Gp
| 14***51 | Elbow Group | 1 |
| 14***92 | Elbow; (-12 Orfs/-12 Orfs Swivel) | 2 |
| 15***46 | Seal | 1 |
339-2852 Cylinder & Valve Gp
| 14***51 | Elbow Group | 1 |
| 14***92 | Elbow; (-12 Orfs/-12 Orfs Swivel) | 2 |
| 15***46 | Seal | 1 |
341-3990 Cylinder & Valve Gp
| 14***51 | Elbow Group | 1 |
| 14***52 | Elbow As. | 2 |
| 15***18 | Lockwasher | 2 |
172-2205 Cylinder Gp-Hydraulic
| 09***48 | Nipple, Grease | 1 |
| 16***16 | Seal | 1 |
| 16***41 | Bushing | 2 |
222-8829 Cylinder Gp-Hydraulic
| 09***48 | Nipple, Grease | 1 |
| 09***06 | Bolt-Socket Head; (M16x2x80-mm) | 24 |
| 16***16 | Seal | 1 |
171-8124 Cylinder Gp-Hydraulic
| 09***48 | Nipple, Grease | 1 |
| 14***84 | Bolt-Socket Head; (M20x2.5x110-mm) | 22 |
| 16***16 | Seal | 1 |
222-8827 Cylinder Gp-Hydraulic
| 09***48 | Nipple, Grease | 1 |
| 16***16 | Seal | 1 |
| 16***87 | Bushing | 2 |
234-5669 Lines Gp-Connecting
| 1P***04 | Seal - Rectangular (45mm Dia) | 2 |
| 1P***67 | Flange-Half (43.31 mm Id) | 4 |
| 23***69 | Lines Group-Connecting | 1 |
177-5024 Lines Gp-Connecting
| 17***20 | Hose As | 2 |
| 17***24 | Lines Group-Connecting | 1 |
| 1P***04 | Seal - Rectangular (45mm Dia) | 1 |
244-6792 Lines Gp-Connecting
| 24***92 | Lines Group-Connecting | 1 |
| 24***94 | Lines Group-Connecting | 1 |
| 24***97 | Lines Group-Connecting | 1 |
246-1431 Lines Gp-Connecting
| 09***70 | Bolt-Socket Hd; (M12 X 1.75 X 45) | 8 |
| 1P***04 | Seal - Rectangular (45mm Dia) | 2 |
| 1P***67 | Flange-Half (43.31 mm Id) | 4 |
246-1429 Lines Gp-Connecting
| 13***59 | Hose As | 2 |
| 24***29 | Lines Group-Connecting | 1 |
| 3K***60 | Seal Pilot Manifold On; Seal To Boom Check Valve Drain | 2 |
246-1430 Lines Gp-Connecting
| 24***44 | Hose As | 2 |
| 24***30 | Lines Group-Connecting | 1 |
| 3K***60 | Seal Pilot Manifold On; Seal To Boom Check Valve Drain | 2 |
244-6796 Lines Gp-Connecting
| 09***70 | Bolt-Socket Hd; (M12 X 1.75 X 45) | 16 |
| 1P***04 | Seal - Rectangular (45mm Dia) | 4 |
| 1P***67 | Flange-Half (43.31 mm Id) | 8 |
177-5023 Lines Gp-Connecting
| 17***20 | Hose As | 2 |
| 17***23 | Lines Group-Connecting | 1 |
| 1P***04 | Seal - Rectangular (45mm Dia) | 2 |
177-5129 Lines Gp-Connecting
| 12***40 | Fitting As-Hydraulic; (Quick Disconnect, Male) | 2 |
| 17***29 | Lines Group-Connecting | 1 |
| 17***45 | Hose As | 2 |
248-6178 Lines Gp-Connecting
| 17***22 | Hose As | 2 |
| 24***78 | Lines Group-Connecting | 1 |
| 3K***60 | Seal Pilot Manifold On; Seal To Boom Check Valve Drain | 2 |
244-6798 Lines Gp-Connecting
| 18***68 | Hose As | 2 |
| 24***98 | Lines Group-Connecting | 1 |
| 3K***60 | Seal Pilot Manifold On; Seal To Boom Check Valve Drain | 2 |
239-9251 Lines Gp-Connecting
| 1P***04 | Seal - Rectangular (45mm Dia) | 2 |
| 1P***67 | Flange-Half (43.31 mm Id) | 4 |
| 23***81 | Hose As | 2 |
233-2155 Lines Gp-Connecting
| 23***55 | Lines Group-Connecting | 1 |
| 23***91 | Lines Group-Connecting | 1 |
| 23***92 | Lines Group-Connecting | 1 |
244-3139 Lines Gp-Connecting
| 14***68 | Hose As | 2 |
| 24***39 | Lines Group-Connecting | 1 |
| 3K***60 | Seal Pilot Manifold On; Seal To Boom Check Valve Drain | 2 |
239-9252 Lines Gp-Connecting
| 23***52 | Lines Group-Connecting | 1 |
| 25***45 | Hose As | 2 |
| 3K***60 | Seal Pilot Manifold On; Seal To Boom Check Valve Drain | 2 |
244-3136 Lines Gp-Connecting
| 23***69 | Lines Group-Connecting | 1 |
| 24***36 | Lines Group-Connecting | 1 |
| 24***78 | Lines Group-Connecting | 1 |
177-5044 Lines Gp-Connecting
| 17***44 | Lines Group-Connecting | 1 |
| 17***36 | Hose As | 2 |
| 7K***81 | Strap-Pressure & Return Hoses To | 4 |
177-5026 Lines Gp-Connecting
| 12***40 | Fitting As-Hydraulic; (Quick Disconnect, Male) | 2 |
| 17***26 | Lines Group-Connecting | 1 |
| 17***33 | Hose As | 2 |
177-5021 Lines Gp-Connecting
| 12***40 | Fitting As-Hydraulic; (Quick Disconnect, Male) | 2 |
| 17***21 | Lines Group-Connecting | 1 |
| 17***22 | Hose As | 2 |
244-3126 Lines Gp-Connecting
| 24***26 | Lines Group-Connecting | 1 |
| 24***39 | Lines Group-Connecting | 1 |
| 24***96 | Lines Group-Connecting | 1 |
247-6860 Lines Gp-Connecting
| 18***53 | Hose As | 2 |
| 24***60 | Lines Group-Connecting | 1 |
| 6V***98 | Seal-O-Ring -Line From Gear Pump Output | 2 |
177-5019 Lines Gp-Connecting
| 17***19 | Lines Group-Connecting | 1 |
| 17***20 | Hose As | 2 |
| 7K***81 | Strap-Pressure & Return Hoses To | 4 |
244-6797 Lines Gp-Connecting
| 18***53 | Hose As | 2 |
| 24***97 | Lines Group-Connecting | 1 |
233-2991 Lines Gp-Connecting
| 15***95 | Adapter As | 2 |
| 15***46 | Seal | 1 |
| 1P***67 | Flange-Half (43.31 mm Id) | 4 |
233-2992 Lines Gp-Connecting
| 14***40 | Adapter; (Straight) (-8 Orb X -8 Orfs) | 2 |
| 15***94 | Adapter As | 2 |
| 15***44 | Seal | 1 |
244-3135 Lines Gp-Connecting
| 17***46 | Lines Group-Connecting | 1 |
| 24***35 | Lines Group-Connecting | 1 |
| 24***30 | Lines Group-Connecting | 1 |
244-6794 Lines Gp-Connecting
| 09***70 | Bolt-Socket Hd; (M12 X 1.75 X 45) | 8 |
| 1P***04 | Seal - Rectangular (45mm Dia) | 2 |
| 1P***67 | Flange-Half (43.31 mm Id) | 4 |
244-6793 Lines Gp-Connecting
| 24***93 | Lines Group-Connecting | 1 |
| 24***95 | Lines Group-Connecting | 1 |
| 24***98 | Lines Group-Connecting | 1 |
244-6795 Lines Gp-Connecting
| 09***70 | Bolt-Socket Hd; (M12 X 1.75 X 45) | 16 |
| 1P***04 | Seal - Rectangular (45mm Dia) | 4 |
| 1P***67 | Flange-Half (43.31 mm Id) | 8 |
177-5046 Lines Gp-Connecting
| 17***20 | Hose As | 2 |
| 17***46 | Lines Group-Connecting | 1 |
| 5K***90 | Seal-To Hydraulic Cooler Inlet Port | 2 |
244-3138 Lines Gp-Connecting
| 23***69 | Lines Group-Connecting | 1 |
| 24***38 | Lines Group-Connecting | 1 |
| 24***60 | Lines Group-Connecting | 1 |
244-3127 Lines Gp-Connecting
| 17***24 | Lines Group-Connecting | 1 |
| 24***27 | Lines Group-Connecting | 1 |
| 24***29 | Lines Group-Connecting | 1 |
170-2174 Manifold Gp-Control
| 14***20 | Bolt-Socket Head; (M6x1x75-mm) | 4 |
| 17***74 | Manifold Group-Control | 1 |
| 7Y***19 | Seal-O-Ring (Id=12.37mm) | 2 |
170-2172 Motor & Manifold Gp-Rotator
| 17***72 | Motor & Manifold Group-Rotator | 1 |
| 17***73 | Motor Group-Gerotor | 1 |
| 17***74 | Manifold Group-Control | 1 |
216-7650 Motor Gp-Gerotor
| 17***73 | Motor Group-Gerotor | 1 |
| 17***76 | Ring-Mounting | 1 |
| 17***77 | Gear-Drive; (15-Teeth) | 1 |
320-1326 Motor Gp-Gerotor
| 17***73 | Motor Group-Gerotor | 1 |
| 17***74 | Manifold Group-Control | 1 |
| 17***77 | Gear-Drive; (15-Teeth) | 1 |
170-2173 Motor Gp-Gerotor
| 17***73 | Motor Group-Gerotor | 1 |
| 17***21 | Kit-Housing | 1 |
| 17***22 | Shaft-Output | 1 |
319-2123 Rotator Gp-Hydraulic
| 08***72 | Seal-O-Ring | 1 |
| 14***70 | Elbow, 90°,-8 Orb Swiv. /-8 Orfs | 2 |
| 15***94 | Adapter As | 6 |
329-4200 Rotator Gp-Hydraulic
| 09***73 | Bolt; (Socket Head) (M12x1.75x60mm) | 16 |
| 12***24 | Seal-O-Ring; (12.37mm Id) | 4 |
| 14***73 | Lockwasher | 8 |
171-7526 Rotator Gp-Hydraulic
| 03***43 | Seal-O-Ring | 1 |
| 09***48 | Nipple, Grease | 1 |
| 14***70 | Elbow, 90°,-8 Orb Swiv. /-8 Orfs | 2 |
265-6468 Swivel Gp
| 16***43 | Seal | 1 |
| 17***57 | Plug As | 4 |
| 17***14 | Stator | 1 |
170-3045 Swivel Gp
| 16***43 | Seal | 1 |
| 17***45 | Swivel Group | 1 |
| 17***41 | Stator | 1 |
208-8451 Valve Gp-Control
| 13***54 | Plug As | 3 |
| 20***51 | Valve Group-Control | 1 |
| 20***87 | Slack Adjuster Group | 1 |
170-3229 Valve Gp-Speed Control
| 17***29 | Valve Group-Speed Control | 1 |
| 17***30 | Plug | 6 |
| 17***31 | Valve | 1 |
208-5125 Valve Gp-Speed Control
| 09***01 | Bolt-Socket Head; (M8x1.25x40-mm) | 4 |
| 17***55 | Seal-O-Ring | 2 |
| 20***74 | Bolt-Socket Head; (M16x2x55-mm) | 8 |
Service Equipment And Supplies
200-2959 Lock Gp-Shear
| 20***14 | Plate-Lock | 2 |
| 20***59 | Lock Group-Shear | 1 |
| 8T***32 | Nut (M16 X 2 Thd); (M16x2.00 Thd) | 2 |
200-2885 Lock Gp-Shear
| 20***85 | Lock Group-Shear | 1 |
| 20***86 | Plate-Lock | 2 |
| 8T***32 | Nut (M16 X 2 Thd); (M16x2.00 Thd) | 2 |
200-2960 Lock Gp-Shear
| 20***16 | Plate-Lock | 2 |
| 20***60 | Lock Group-Shear | 1 |
| 8T***32 | Nut (M16 X 2 Thd); (M16x2.00 Thd) | 2 |
200-2961 Lock Gp-Shear
| 20***17 | Plate-Lock | 2 |
| 20***61 | Lock Group-Shear | 1 |
| 8T***32 | Nut (M16 X 2 Thd); (M16x2.00 Thd) | 2 |
322-4487 Plate & Film Gp
| 11***73 | Seal; (0.5cm) (X2) | 0 |
| 15***96 | Film-Notice; (Lift Eye Location) | 7 |
| 24***76 | Film-Warning; (Do Not Operate, Read Omm) | 2 |
318-5939 Plate & Film Gp
| 11***73 | Seal; (0.5cm) (X2) | 0 |
| 15***96 | Film-Notice; (Lift Eye Location) | 7 |
| 24***76 | Film-Warning; (Do Not Operate, Read Omm) | 2 |
314-9133 Plate & Film Gp
| 11***73 | Seal; (0.5cm) (X2) | 0 |
| 15***96 | Film-Notice; (Lift Eye Location) | 7 |
| 24***76 | Film-Warning; (Do Not Operate, Read Omm) | 2 |
323-0388 Plate & Film Gp
| 11***73 | Seal; (0.5cm) (X2) | 0 |
| 15***96 | Film-Notice; (Lift Eye Location) | 7 |
| 24***76 | Film-Warning; (Do Not Operate, Read Omm) | 2 |
318-5940 Tool Gp
| 14***08 | Fitting | 2 |
| 16***86 | Shim; (1-mm Thk) | 1 |
| 16***88 | Shim; (1.5-mm Thk) | 1 |
323-0389 Tool Gp
| 16***92 | Wrench | 1 |
| 17***03 | Wrench-T-Handle | 1 |
| 17***04 | Shim; (1-mm Thk) | 4 |
322-4486 Tool Gp
| 14***74 | Fitting As | 1 |
| 14***86 | Fitting As | 2 |
| 15***44 | Seal | 1 |
314-9135 Tool Gp
| 14***08 | Fitting | 2 |
| 16***18 | Shim; (1-mm Thk) | 1 |
| 16***19 | Shim; (1.5-mm Thk) | 1 |
Work Tool Arrangement
329-4747 Pulverizer Ar-Hydraulic
| 13***55 | Setscrew; (M4x0.7x8-mm) | 2 |
| 32***87 | Pulverizer Group | 1 |
| 32***88 | Plate & Film Group | 1 |
328-9352 Pulverizer Ar-Hydraulic
| 13***55 | Setscrew; (M4x0.7x8-mm) | 2 |
| 31***33 | Plate & Film Group | 1 |
| 31***35 | Tool Group | 1 |
328-9350 Pulverizer Ar-Hydraulic
| 13***55 | Setscrew; (M4x0.7x8-mm) | 2 |
| 31***39 | Plate & Film Group | 1 |
| 31***40 | Tool Group | 1 |
329-4746 Pulverizer Ar-Hydraulic
| 13***55 | Setscrew; (M4x0.7x8-mm) | 2 |
| 32***72 | Pulverizer Group | 1 |
| 32***86 | Tool Group | 1 |
Work Tools
209-1776 Bracket Gp-Mounting
| 13***55 | Setscrew; (M4x0.7x8-mm) | 2 |
| 16***82 | Bolt-Socket Head; (M24x3x70-mm) | 14 |
| 20***59 | Plate-Serial Number | 1 |
175-0338 Bracket Gp-Mounting
| 16***82 | Bolt-Socket Head; (M24x3x70-mm) | 14 |
| 17***38 | Bracket Group-Mounting | 1 |
| 17***46 | Bracket Group-Mounting | 1 |
169-4967 Bracket Gp-Mounting
| 16***67 | Bracket Group-Mounting | 1 |
| 16***86 | Bracket As | 1 |
| 16***82 | Bolt-Socket Head; (M24x3x70-mm) | 14 |
169-4974 Bracket Gp-Mounting
| 16***74 | Bracket Group-Mounting | 1 |
| 16***93 | Bracket As | 1 |
| 16***82 | Bolt-Socket Head; (M24x3x70-mm) | 14 |
254-4463 Bracket Gp-Mounting
| 09***49 | Washer; (22x60x6-mm Thk) | 1 |
| 16***82 | Bolt-Socket Head; (M24x3x70-mm) | 14 |
| 20***71 | Washer; (26x90x8-mm Thk) | 1 |
175-3014 Bracket Gp-Mounting
| 17***90 | Bolt-Socket Head; (M20x2.5x70-mm) | 36 |
| 17***14 | Bracket Group-Mounting | 1 |
| 17***51 | Bracket Group-Mounting | 1 |
193-9233 Bracket Gp-Mounting
| 17***33 | Cover | 1 |
| 19***67 | Bracket As | 1 |
| 19***33 | Bracket Group-Mounting | 1 |
185-7340 Bracket Gp-Mounting
| 17***90 | Bolt-Socket Head; (M20x2.5x70-mm) | 36 |
| 18***40 | Bracket Group-Mounting | 1 |
| 19***85 | Bracket Group-Mounting | 1 |
255-0001 Bracket Gp-Mounting
| 16***82 | Bolt-Socket Head; (M24x3x70-mm) | 14 |
| 20***71 | Washer; (26x90x8-mm Thk) | 2 |
| 25***01 | Bracket Group-Mounting | 1 |
179-1645 Bracket Gp-Mounting
| 15***18 | Lockwasher | 8 |
| 16***18 | Bracket As | 1 |
| 16***97 | Plate-Cover | 1 |
276-7982 Bracket Gp-Mounting
| 16***82 | Bolt-Socket Head; (M24x3x70-mm) | 14 |
| 27***82 | Bracket Group-Mounting | 1 |
| 27***83 | Bracket As | 1 |
179-1653 Bracket Gp-Mounting
| 15***18 | Lockwasher | 6 |
| 17***33 | Cover | 1 |
| 17***16 | Bracket As | 1 |
275-7645 Bracket Gp-Mounting
| 16***82 | Bolt-Socket Head; (M24x3x70-mm) | 14 |
| 27***44 | Bracket As | 1 |
| 27***45 | Bracket Group-Mounting | 1 |
201-9466 Bracket Gp-Mounting
| 15***18 | Lockwasher | 8 |
| 16***97 | Plate-Cover | 1 |
| 20***66 | Bracket Group-Mounting | 1 |
248-7980 Bracket Gp-Mounting
| 13***55 | Setscrew; (M4x0.7x8-mm) | 2 |
| 15***21 | Lockwasher | 2 |
| 16***82 | Bolt-Socket Head; (M24x3x70-mm) | 14 |
169-4970 Bracket Gp-Mounting
| 16***70 | Bracket Group-Mounting | 1 |
| 16***90 | Bracket As | 1 |
| 16***82 | Bolt-Socket Head; (M24x3x70-mm) | 14 |
169-5308 Bracket Gp-Mounting
| 16***08 | Bracket Group-Mounting | 1 |
| 16***82 | Bolt-Socket Head; (M24x3x70-mm) | 14 |
| 17***45 | Bracket Group-Mounting | 1 |
169-4980 Bracket Gp-Mounting
| 16***80 | Bracket Group-Mounting | 1 |
| 16***98 | Bracket As | 1 |
| 16***82 | Bolt-Socket Head; (M24x3x70-mm) | 14 |
254-4039 Bracket Gp-Mounting
| 09***49 | Washer; (22x60x6-mm Thk) | 1 |
| 13***55 | Setscrew; (M4x0.7x8-mm) | 2 |
| 16***82 | Bolt-Socket Head; (M24x3x70-mm) | 14 |
257-1047 Bracket Gp-Mounting
| 15***18 | Lockwasher | 6 |
| 17***33 | Cover | 1 |
| 25***47 | Bracket Group-Mounting | 1 |
257-1041 Bracket Gp-Mounting
| 17***90 | Bolt-Socket Head; (M20x2.5x70-mm) | 36 |
| 25***41 | Bracket Group-Mounting | 1 |
| 25***47 | Bracket Group-Mounting | 1 |
179-1646 Bracket Gp-Mounting
| 15***18 | Lockwasher | 8 |
| 16***97 | Plate-Cover | 1 |
| 17***45 | Bracket As | 1 |
175-3012 Bracket Gp-Mounting
| 17***90 | Bolt-Socket Head; (M20x2.5x70-mm) | 36 |
| 17***12 | Bracket Group-Mounting | 1 |
| 17***53 | Bracket Group-Mounting | 1 |
169-4969 Bracket Gp-Mounting
| 16***69 | Bracket Group-Mounting | 1 |
| 16***89 | Bracket As | 1 |
| 16***82 | Bolt-Socket Head; (M24x3x70-mm) | 14 |
224-2478 Bracket Gp-Mounting
| 15***18 | Lockwasher | 6 |
| 17***33 | Cover | 1 |
| 22***78 | Bracket Group-Mounting | 1 |
175-0339 Bracket Gp-Mounting
| 17***90 | Bolt-Socket Head; (M20x2.5x70-mm) | 36 |
| 17***39 | Bracket Group-Mounting | 1 |
| 17***48 | Bracket Group-Mounting | 1 |
175-0340 Bracket Gp-Mounting
| 17***90 | Bolt-Socket Head; (M20x2.5x70-mm) | 36 |
| 17***40 | Bracket Group-Mounting | 1 |
| 17***49 | Bracket Group-Mounting | 1 |
191-4785 Bracket Gp-Mounting
| 15***18 | Lockwasher | 6 |
| 17***33 | Cover | 1 |
| 18***96 | Bracket As | 1 |
290-8330 Bracket Gp-Mounting
| 13***55 | Setscrew; (M4x0.7x8-mm) | 2 |
| 16***82 | Bolt-Socket Head; (M24x3x70-mm) | 14 |
| 20***59 | Plate-Serial Number | 1 |
231-0474 Bracket Gp-Mounting
| 13***55 | Setscrew; (M4x0.7x8-mm) | 2 |
| 15***19 | Lockwasher | 8 |
| 16***82 | Bolt-Socket Head; (M24x3x70-mm) | 14 |
253-7830 Bracket Gp-Mounting
| 09***49 | Washer; (22x60x6-mm Thk) | 2 |
| 13***55 | Setscrew; (M4x0.7x8-mm) | 2 |
| 16***82 | Bolt-Socket Head; (M24x3x70-mm) | 14 |
193-9166 Bracket Gp-Mounting
| 17***90 | Bolt-Socket Head; (M20x2.5x70-mm) | 36 |
| 19***66 | Bracket Group-Mounting | 1 |
| 19***33 | Bracket Group-Mounting | 1 |
257-0102 Bracket Gp-Mounting
| 15***18 | Lockwasher | 6 |
| 17***33 | Cover | 1 |
| 25***02 | Bracket Group-Mounting | 1 |
193-4497 Bracket Gp-Mounting
| 16***82 | Bolt-Socket Head; (M24x3x70-mm) | 14 |
| 19***97 | Bracket Group-Mounting | 1 |
| 20***66 | Bracket Group-Mounting | 1 |
175-0342 Bracket Gp-Mounting
| 16***82 | Bolt-Socket Head; (M24x3x70-mm) | 14 |
| 17***42 | Bracket Group-Mounting | 1 |
| 17***49 | Bracket As | 1 |
169-4976 Bracket Gp-Mounting
| 16***76 | Bracket Group-Mounting | 1 |
| 16***96 | Bracket As | 1 |
| 16***82 | Bolt-Socket Head; (M24x3x70-mm) | 14 |
169-4975 Bracket Gp-Mounting
| 13***55 | Setscrew; (M4x0.7x8-mm) | 2 |
| 16***75 | Bracket Group-Mounting | 1 |
| 16***94 | Bracket As | 1 |
247-0536 Bracket Gp-Mounting
| 15***18 | Lockwasher | 6 |
| 17***33 | Cover | 1 |
| 24***36 | Bracket Group-Mounting | 1 |
291-1777 Bracket Gp-Mounting
| 15***19 | Lockwasher | 8 |
| 29***77 | Bracket Group-Mounting | 1 |
| 29***80 | Cover | 1 |
169-4971 Bracket Gp-Mounting
| 13***55 | Setscrew; (M4x0.7x8-mm) | 2 |
| 16***71 | Bracket Group-Mounting | 1 |
| 16***91 | Bracket As | 1 |
191-4781 Bracket Gp-Mounting
| 15***18 | Lockwasher | 6 |
| 17***33 | Cover | 1 |
| 18***95 | Bracket As | 1 |
169-5307 Bracket Gp-Mounting
| 16***07 | Bracket Group-Mounting | 1 |
| 16***82 | Bolt-Socket Head; (M24x3x70-mm) | 14 |
| 17***47 | Bracket Group-Mounting | 1 |
175-0341 Bracket Gp-Mounting
| 16***82 | Bolt-Socket Head; (M24x3x70-mm) | 14 |
| 17***41 | Bracket Group-Mounting | 1 |
| 17***48 | Bracket As | 1 |
185-7339 Bracket Gp-Mounting
| 17***90 | Bolt-Socket Head; (M20x2.5x70-mm) | 36 |
| 18***39 | Bracket Group-Mounting | 1 |
| 19***81 | Bracket Group-Mounting | 1 |
179-1649 Bracket Gp-Mounting
| 15***18 | Lockwasher | 6 |
| 17***47 | Bracket As | 1 |
| 17***33 | Cover | 1 |
169-4978 Bracket Gp-Mounting
| 16***78 | Bracket Group-Mounting | 1 |
| 16***97 | Bracket As | 1 |
| 16***82 | Bolt-Socket Head; (M24x3x70-mm) | 14 |
224-2477 Bracket Gp-Mounting
| 17***90 | Bolt-Socket Head; (M20x2.5x70-mm) | 36 |
| 22***77 | Bracket Group-Mounting | 1 |
| 22***78 | Bracket Group-Mounting | 1 |
226-4127 Bracket Gp-Mounting
| 15***19 | Lockwasher | 8 |
| 16***82 | Bolt-Socket Head; (M24x3x70-mm) | 14 |
| 22***19 | Bracket As | 1 |
169-5311 Bracket Gp-Mounting
| 16***11 | Bracket Group-Mounting | 1 |
| 16***16 | Bracket As | 1 |
| 16***82 | Bolt-Socket Head; (M24x3x70-mm) | 14 |
179-1651 Bracket Gp-Mounting
| 15***18 | Lockwasher | 6 |
| 17***33 | Cover | 1 |
| 17***18 | Bracket As | 1 |
179-1648 Bracket Gp-Mounting
| 15***18 | Lockwasher | 6 |
| 17***46 | Bracket As | 1 |
| 17***33 | Cover | 1 |
299-0293 Bracket Gp-Mounting
| 13***55 | Setscrew; (M4x0.7x8-mm) | 2 |
| 16***82 | Bolt-Socket Head; (M24x3x70-mm) | 14 |
| 29***93 | Bracket Group-Mounting | 1 |
246-9991 Bracket Gp-Mounting
| 13***55 | Setscrew; (M4x0.7x8-mm) | 2 |
| 17***90 | Bolt-Socket Head; (M20x2.5x70-mm) | 36 |
| 20***59 | Plate-Serial Number | 1 |
169-4981 Bracket Gp-Mounting
| 16***81 | Bracket Group-Mounting | 1 |
| 16***99 | Bracket As | 1 |
| 16***82 | Bolt-Socket Head; (M24x3x70-mm) | 14 |
257-0101 Bracket Gp-Mounting
| 17***90 | Bolt-Socket Head; (M20x2.5x70-mm) | 36 |
| 25***01 | Bracket Group-Mounting | 1 |
| 25***02 | Bracket Group-Mounting | 1 |
179-1647 Bracket Gp-Mounting
| 15***18 | Lockwasher | 8 |
| 16***19 | Bracket As | 1 |
| 16***97 | Plate-Cover | 1 |
322-4472 Pulverizer Gp
| 15***18 | Lockwasher | 8 |
| 15***21 | Lockwasher | 6 |
| 15***22 | Lockwasher | 10 |
328-9351 Pulverizer Gp
| 14***75 | Bolt; (M20x2.5x75-Thd) | 6 |
| 15***18 | Lockwasher | 10 |
| 15***21 | Lockwasher | 6 |
328-9349 Pulverizer Gp
| 15***18 | Lockwasher | 10 |
| 15***21 | Lockwasher | 6 |
| 15***22 | Lockwasher | 10 |
323-0387 Pulverizer Gp
| 15***21 | Lockwasher | 6 |
| 16***77 | Lockwasher | 10 |
| 16***42 | Tooth | 10 |
Frequently asked questions
What engine does the Caterpillar VHC-40 use?
None. The VHC-40 is a passive hydraulic attachment with no engine, ECM, or onboard hydraulic tank of its own. It runs entirely off the carrier excavator's auxiliary hydraulic circuit through the quick-coupler connection.
What is the operating weight of the Caterpillar VHC-40?
About 2.45 t (5,400 lb), sizing it for mid-size excavator carriers within the VHC-30/40/50/60 family.
What replaced the Caterpillar VHC-40?
No confirmed successor model is documented for the VHC-40. It remains part of Caterpillar's VHC-30/40/50/60 hydraulic crusher lineup; confirm current availability and any replacement designation with your Cat dealer.
What VHC-40 owners discuss
How often do the jaw tips on a VHC-40 need replacing, and is uneven wear normal?
Tip wear is the main consumable cost on this attachment. Heavily reinforced concrete with dense rebar chews through tips faster than clean unreinforced slab. Working slabby or awkward material - flipping and chasing pieces into the jaws instead of feeding them straight in - drives extra jaw-to-jaw contact and wears tips unevenly. Swap or index tips before they wear past roughly a third to half of original thickness rather than running to the base metal; running past that point work-hardens unevenly and risks cracking the tip holder. Inspect every shift on heavy demolition work, weekly on lighter duty.
What causes the crushing cylinder to start leaking or losing force on a VHC-40?
Seal wear on the main crushing cylinder is normal after sustained heavy-cycle use. It usually shows up first as slow jaw closing or the jaw creeping open under load, before any obvious external leak. Contamination is the usual root cause - pulverizing debris throws dust and grit at the cylinder rod, and a scored rod cuts a new seal quickly. Keep the rod wiped and check the wiper seal on a routine schedule; a torn wiper is the earliest warning, well ahead of the cylinder itself weeping oil. Because a failed cylinder under load can drop the jaw unexpectedly, have your dealer verify cylinder and seal condition before returning a leaking unit to service.
What's the telltale sign the pivot pins and bushings need attention?
Play or knock in the jaw pivot during opening and closing under load is the first sign, the same tell as on any excavator linkage pin joint. Left unaddressed, a worn bushing lets the pin walk sideways and elongates the bushing bore, turning a cheap pin swap into a bushing - and sometimes housing - repair. Grease on the recommended interval and wipe fittings clean before greasing so grit isn't driven into the joint; skipped greasing is the most commonly cited cause of premature pivot wear on this class of attachment.
Any known issues with the rotation drive on rotating-head VHC-40 units?
On the rotating-head configuration, the continuous-rotation hydraulic motor is generally reliable as long as auxiliary flow stays within the attachment's rated range. Running it on a carrier with mismatched or unregulated flow can overspeed the motor and accelerate seal wear at the rotary swivel. Sluggish or jerky rotation under load usually points to a worn swivel or motor rather than the jaw hydraulics. Not every VHC-40 in the field carries a rotating head - fixed-head units share the same jaw and cylinder wear patterns but have no rotation drive to service.
Does the VHC-40 need a specific hydraulic flow and pressure setup on the carrier?
Yes. Like the rest of this crusher/pulverizer line, it is built around a defined auxiliary flow and pressure window, and running it outside that window on a mismatched carrier is a common source of poor performance. Too little flow gives sluggish, underpowered jaw action; too much flow or pressure overworks the cylinder seals and pivot pins faster than normal. Exact flow and pressure figures vary by configuration and published documentation for this exact model is thin, so confirm the auxiliary circuit setting against this attachment's own spec sheet - not a sibling model's numbers - before putting it into service.
What should I check on the coupler or mounting bracket before running a VHC-40?
Confirm the mounting bracket and pin spacing actually match the coupler or direct-pin setup on the carrier's stick. These attachments get moved between excavators in a fleet, and a loose or mismatched bracket shows up as movement between the attachment and stick under load rather than at idle. Check coupler lock engagement every time the attachment is picked up, and inspect bracket welds and pin bores for elongation on any unit with unknown history.
What should I look at before buying a used VHC-40?
Start with the jaw tips and holders - heavily worn or mismatched tips signal neglected maintenance elsewhere. Cycle the jaw open and shut a few times watching for creep, which points to cylinder seal wear, and listening for knock in the pivot, which points to pin and bushing wear. Check the mounting bracket or coupler interface for elongation and confirm it matches your carrier. On a rotating-head unit, run the rotation through full travel in both directions checking for smooth, consistent speed. Ask for the attachment's hour history and prior carrier pairing, since a flow or pressure mismatch from an oversized or undersized carrier accelerates wear across every component above. Given how thin published documentation is for this specific model, have your dealer verify overall condition and confirm it is genuinely a VHC-40, not a relabeled sibling, before finalizing a purchase.
Compiled from owner and technician discussions across the industry — experiences vary by serial range and machine history.
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