Komatsu Engine Washer Flat 01640-21223

Komatsu Engine Washer Flat 01640-21223 is a Komatsu engine replacement part listed by 19PARTS for engine-section lookup, hub navigation, and part-number verification.

Product overview

Part number 01640-21223 is listed as Washer Flat. Search also by the no-dash alternate number 0164021223.

Engine book references

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

• ENGINES / S4D105-5K S/N 158423-UP / FUEL SYSTEM / FUEL CUT SOLENOID AND LINKAGE (2408)
• ENGINES / S4D105-5L S/N 158423-UP / FUEL SYSTEM / FUEL CUT SOLENOID AND LINKAGE (2408)
• ENGINES / S4D130-1A S/N 10006-21530 / LUBRICATING OIL SYSTEM / LUBRICATING OIL FILTER(#10006-23964) (311)
• ENGINES / S4D130-1A S/N 10006-21530 / LUBRICATING OIL SYSTEM / LUBRICATING OIL FILTER(#23965-) (311A)
• ENGINES / S4D155-4 S/N 10287-50040 / CYLINDER HEAD / AIR INTAKE MANIFOLD AND CONNECTION(#10287-) (111)
• ENGINES / S4D95L-1H S/N 135080-UP / ENGINE / ALTERNATOR MOUNTING (35A) (A6010-A0A5)

This part appears in 820 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.