Komatsu Engine Bolt 424-20-12690

Komatsu Engine Bolt 424-20-12690 is a Komatsu engine replacement part listed by 19PARTS for engine-section lookup, hub navigation, and part-number verification.

Product overview

Part number 424-20-12690 is listed as Bolt. Search also by the no-dash alternate number 4242012690.

Engine book references

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

• ENGINES / S6D125E-2K-6 S/N 60721-UP / ENGINE / ALTERNATER MOUNTING (130A)(#85401-) (A6010-A3S7)
• ENGINES / S6D125E-2K-6 S/N 60721-UP / ENGINE / ALTERNATOR MOUNTING (130A)(#64430-85400) (A6010-A3M7)
• ENGINES / SA6D125E-2E-7 S/N 60721-UP / ENGINE / ALTERNATOR MOUNTING (130A)(#64430-85400) (A6010-A3M7)
• ENGINES / SA6D125E-2E-7 S/N 60721-UP / ENGINE / ALTERNATOR MOUNTING (130A)(#85401-) (A6010-A3T4)

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.