Komatsu Engine O-Ring Sea Water Pump Mounting 6210-81-5240

Komatsu Engine O-Ring Sea Water Pump Mounting 6210-81-5240 is a Komatsu engine replacement part listed by 19PARTS for engine-section lookup, hub navigation, and part-number verification.

Product overview

Part number 6210-81-5240 is listed as O-Ring Sea Water Pump Mounting. Search also by the no-dash alternate number 6210815240.

Engine book references

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

• ENGINES / S6D140-1A S/N 10001-UP / ACCESSORY / AIR COMPRESSOR AND PIPING (EXCEPT JAPAN)(#10001-20518) (0702)
• ENGINES / S6D140-1A S/N 10001-UP / ACCESSORY / AIR COMPRESSOR AND PIPING (FOR JAPAN)(#10001-11174) (0701)
• ENGINES / S6D140-1A S/N 10001-UP / ACCESSORY / AIR COMPRESSOR AND PIPING (FOR JAPAN)(#11175-20518) (0701A)
• ENGINES / S6D140-1A S/N 10001-UP / TOOL AND KIT / GASKET KIT (WITH POWER TAKE OFF) (0991)
• ENGINES / S6D140-1A S/N 10001-UP / TOOL AND KIT / GASKET KIT (WITHOUT POWER TAKE OFF) (0994)
• ENGINES / S6D140-1A-F S/N 10001-UP / ENGINE / AIR COMPRESSOR GASKET KIT (EXTREME COLD TERRAIN SPEC.)(#20519-) (A8127-H4A6)

This part appears in 132 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.