Komatsu Engine Tube Fuel Supply No.1 6251-71-5111

Komatsu Engine Tube Fuel Supply No.1 6251-71-5111 is a Komatsu engine replacement part listed by 19PARTS for engine-section lookup, hub navigation, and part-number verification.

Product overview

Part number 6251-71-5111 is listed as Tube Fuel Supply No.1. Search also by the no-dash alternate number 6251715111.

Engine book references

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

• ENGINES / SAA6D125E-5-FR S/N 660001-UP (For PC400-8R/PC400LC-8R/PC450-8R/PC450LC-8R) / ENGINE FUEL SYSTEM / FUEL INJECTION CONTROLLER RELATED PARTS / FUEL INJECTION CONTROLLER RELATED PARTS, (1/2) (#660001-) (A4030-001001)
• ENGINES / SAA6D125E-5A-02 S/N 560001-UP / ENGINE / FUEL SUPPLY PIPING AND LUBRICATING OIL PIPING (A4030-A3F7)
• ENGINES / SAA6D125E-5B S/N 567007-UP (For HM300-2) / ENGINE FUEL SYSTEM / FUEL INJECTION CONTROLLER RELATED PARTS / FUEL INJECTION CONTROLLER RELATED PARTS, LUBRICATING OIL PIPING (#567007-) (A4030-001001)
• ENGINES / SAA6D125E-5B-02 S/N 560001-UP / ENGINE / FUEL SUPPLY PIPING AND LUBRICATING OIL PIPING (A4030-A3F7)
• ENGINES / SAA6D125E-5BA S/N 660001-UP (For HM300-2R) / ENGINE FUEL SYSTEM / FUEL INJECTION CONTROLLER RELATED PARTS / FUEL INJECTION CONTROLLER RELATED PARTS, LUBRICATING OIL PIPING (#660001-) (A4030-001001)
• ENGINES / SAA6D125E-5C S/N 567144-UP (For D85EX-15E0/D85PX-15E0) / ENGINE FUEL SYSTEM / FUEL INJECTION CONTROLLER RELATED PARTS / FUEL INJECTION CONTROLLER RELATED PARTS, LUBRICATING OIL PIPING (#567144-) (A4030-001001)

This part appears in 18 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.