Komatsu Engine Pin Dowel 04020-01024

Komatsu Engine Pin Dowel 04020-01024 is a Komatsu engine replacement part listed by 19PARTS for engine-section lookup, hub navigation, and part-number verification.

Product overview

Part number 04020-01024 is listed as Pin Dowel. Search also by the no-dash alternate number 0402001024.

Engine book references

This part appears in Komatsu engine parts book paths such as:

• ENGINES / S4D155-4 S/N 10287-50040 / CYLINDER BLOCK / CYLINDER BLOCK(#10287-) (201)
• ENGINES / S4D155-4 S/N 10287-50040 / CYLINDER HEAD / ROCKER ARM AND HOUSING(#10287-) (103)
• ENGINES / S6D125-1AD S/N 41578-UP / CYLINDER BLOCK / CYLINDER BLOCK (0201)
• ENGINES / S6D125-1AD S/N 41578-UP / FUEL SYSTEM / FUEL INJECTION PUMP AND PIPING (0401)
• ENGINES / S6D125-1AF S/N 51975-UP / ENGINE / CYLINDER BLOCK (A2010-A3A2)
• ENGINES / S6D125-1AG S/N 51975-UP / ENGINE / CYLINDER BLOCK (A2010-A3A2)

This part appears in 889 Komatsu engine book paths in our reference data.

Verification note

Always confirm final fitment by engine model, serial range, diagram callout, and part number before ordering. Hub references are provided to help buyers find the right engine section and related parts faster.

Keep Ops Moving

19PARTS organizes Komatsu engine parts around searchable engine-model hubs so rebuild shops, equipment owners, and fleet teams can identify parts and keep repairs moving.