Komatsu Engine Hose L=1425Mm 6743-51-9940

Komatsu Engine Hose L=1425Mm 6743-51-9940 is a Komatsu engine replacement part listed by 19PARTS for engine-section lookup, hub navigation, and part-number verification.

Product overview

Part number 6743-51-9940 is listed as Hose L=1425Mm. Search also by the no-dash alternate number 6743519940.

Engine book references

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

• ENGINES / SAA6D114E-2A S/N 26800003-UP / ENGINE / OIL FILTER AND PIPING(#26802057-) (A311P-01A2)
• ENGINES / SAA6D114E-2A-A S/N 26800003-UP / ENGINE / OIL FILTER AND PIPING(#26802057-) (A311P-01A2)
• ENGINES / SAA6D114E-3 S/N .-UP / ENGINE / LUBRICATING OIL FILTER AND PIPING (A3109-A3A1)
• ENGINES / SAA6D114E-3 S/N 26866736-up / C0 [ENGINE LUBRICATION SYSTEM] / ENGINE OIL FILTER AND ENGINE OIL COOLER (|C00049)
• ENGINES / SAA6D114E-3A S/N .-UP / ENGINE / LUBRICATING OIL FILTER AND PIPING (A3109-A3A1)
• ENGINES / SAA6D114E-3A-WT S/N 26850001-UP / ENGINE / OIL FILTER AND PIPING(#26850001-26850216) (A311P-01A8)

This part appears in 17 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.