Caterpillar Part reference
Caterpillar lockwasher 0120380 is listed in the catalog as a lockwasher. Catalog occurrences associate it with the electrical and starting system for Caterpillar 725 entries, within switch and backup warning groups, but these are catalog associations only, not confirmed fitment for every machine configuration.
Recorded applications
Selected catalog references that list this part. A catalog association does not confirm fitment for every machine or configuration.
Catalog context
LockedCheck the signed-in Part Book for available diagrams and the complete catalog breakdown.
| Part number | Description |
|---|---|
| 0120380 | lockwasher (current part) |
| 10***02 | kit-receptacle; (2-pin)(engine sensor wiring harness) |
| 18***35 | pin-connector; (16-ga to 18-ga) |
| 1H***38 | lockwasher, external tooth (1/4); w/o freespool qty is 6 |
Selected entries from this catalog unit. Other part numbers are masked. Confirm the full breakdown and your machine configuration before ordering.
View model pageGeneral guidance
In general, a lockwasher is a washer used with a bolt or nut to help resist loosening caused by vibration and movement. Its exact size, material and supplied contents are not stated in the catalog data for this part, so they should be checked before ordering.
Order using the existing part number 0120380 as listed. Before purchasing, confirm the catalog occurrences and their recorded conditions against your machine's serial number and configuration, since the listing does not establish compatibility for every machine.
Catalog references
Locked