Komatsu Engine O-Ring DK029632-9040

Komatsu Engine O-Ring DK029632-9040 is a Komatsu engine replacement part listed by 19PARTS for engine-section lookup, hub navigation, and part-number verification.

Product overview

Part number DK029632-9040 is listed as O-Ring. Search also by the no-dash alternate number DK0296329040.

Engine book references

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

• ENGINES / S6D125-1C S/N 10001-UP / FUEL SYSTEM / FUEL INJECTION PUMP (PUMP) (2/2) (COLD TERRAIN SPEC.)(#10532-) (0456)
• ENGINES / S6D125-1C-FW S/N 10001-UP / ENGINE / FUEL INJECTION PUMP (PUMP) (INNER PARTS) (COLD TERRAIN SPEC.)(#10532-) (A4010-03D1)
• ENGINES / S6D125E-2F-56 S/N 60721-UP / ENGINE / FUEL INJECTION PUMP (PUMP) (2/2) (EXTREME COLD TERRAIN SPEC.) (INNER PARTS)(#61434-) (A4010-C3K1)
• ENGINES / S6D140-1A-F S/N 10001-UP / ENGINE / FUEL INJECTION PUMP (PUMP) (2/2) (EXTREME COLD TERRAIN SPEC.) (INNER PARTS)(#19040-) (A4010-C4E2)
• ENGINES / S6D140E-2B-6 S/N 22537-UP / ENGINE / FUEL INJECTION PUMP (PUMP) (2/2) (FOR REGULATION OF EPA) (INNER PARTS)(#29797-) (A4010-C4M2)
• ENGINES / S6D155-4-R S/N 10014-UP / FUEL SYSTEM / FUEL INJECTION PUMP(#35072-) (404)

This part appears in 19 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.