Komatsu Engine Sensor Switch 7861-91-1420

Komatsu Engine Sensor Switch 7861-91-1420 is a Komatsu engine replacement part listed by 19PARTS for engine-section lookup, hub navigation, and part-number verification.

Product overview

Part number 7861-91-1420 is listed as Sensor Switch. Search also by the no-dash alternate number 7861911420.

Engine book references

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

• ENGINES / SAA6D140E-2B S/N 22653-UP / ENGINE / AIR CLEANER MOUNTING(#22885-) (A1410-A4D6)
• ENGINES / SAA6D140E-2B-8 S/N 22537-UP / ENGINE / AIR CLEANER MOUNTING(#22885-) (A1410-A4D6)
• ENGINES / SAA6D140E-2D-8 S/N 22537-UP (Front Engine) / ENGINE / AIR CLEANER AND RELATED PARTS (TROPICAL SPEC.)(#27372-) (B9999-A4L7)
• ENGINES / SAA6D140E-2D-8 S/N 22537-UP (Front Engine) / ENGINE / AIR CLEANER MOUNTING(#27372-) (A1410-A4E9)
• ENGINES / SAA6D140E-2E-8 S/N 22537-UP (Rear Engine) / ENGINE / AIR CLEANER AND RELATED PARTS (TROPICAL SPEC.)(#27372-) (B9999-A4L7)
• ENGINES / SAA6D140E-2E-8 S/N 22537-UP (Rear Engine) / ENGINE / AIR CLEANER MOUNTING(#27372-) (A1410-A4E9)

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.