Komatsu HD785 Pumps Guide

Komatsu HD785 pumps can vary by pump type, machine configuration, and serial number. This guide is designed to help customers researching pump applications for the Komatsu HD785 family move from general machine intent toward the correct part number.

Use this page to review example pump references by type, then continue through the pump hub system or use the site search once you have a likely part number. The Komatsu parts book for the exact machine serial number remains the final authority for fitment.

Common Model References in This Family

HD785-1, HD785-1L, HD785-1S, HD785-2, HD785-3, HD785-5, HD785-5LC, HD785-5LC A10224, A10228 - A10315 KOMATSU (BEPB010709) BFP42-05, and more

Hydraulic Pumps

Below are example hydraulic pumps references associated with the Komatsu HD785 family. Some may be stocked products and others may be quote-based references depending on current catalog coverage.

  • 07400-10600 — Pump Ass'Y,(Pal180+180)
  • 07400-11300 — Pump Ass'Y
  • 07428-66201 — Pump Ass'Y,(Pal025-201)
  • 07443-67101 — Pump Ass'Y
  • 07445-66300 — Pump Ass'Y,(Pal180-300)

Water Pumps

Below are example water pumps references associated with the Komatsu HD785 family. Some may be stocked products and others may be quote-based references depending on current catalog coverage.

  • CU3018899 — Water Pump Ass'Y
  • CU3030903 — Water Pump Ass'Y
  • 07000-02012 — O-Ring,Water Pump
  • 07000-02016 — O-Ring,Water Pump
  • 07000-05165 — O-Ring,Water Pump

Oil Pumps

Below are example oil pumps references associated with the Komatsu HD785 family. Some may be stocked products and others may be quote-based references depending on current catalog coverage.

  • CUAR-12388 — Pump Ass'Y
  • 07000-61009 — O-Ring,Oil Pump
  • 6164-51-1003 — Oil Pump Ass'Y
  • The part specified in the line above can be used instead of this part6164-51-1000 — Oil Pump Ass'Y
  • The part specified in the line above can be used instead of this part6164-51-1002 — Oil Pump Ass'Y

Fuel & Injection Pumps

Below are example fuel & injection pumps references associated with the Komatsu HD785 family. Some may be stocked products and others may be quote-based references depending on current catalog coverage.

  • CU3019394 — Pt Pump Ass'Y
  • 07000-63032 — O-Ring,Injection Pump Drive
  • 07005-01412 — Gasket,Injection Pump Piping
  • 6164-21-3170 — Grommet,Injection Pump Drive
  • 6164-71-1510 — Injection Pump Ass'Y

Gear Pumps

Below are example gear pumps references associated with the Komatsu HD785 family. Some may be stocked products and others may be quote-based references depending on current catalog coverage.

  • CU3026289 — Gear Pump Ass'Y
  • The part specified in the line above can be used instead of this partCUBM-97506 — Gear Pump Ass'Y

Additional Pump References

These additional pump references can help narrow the search for Komatsu HD785 pump applications.

  • 07950-10400 — Pump
  • 711-28-11120 — Pump
  • 711-28-31120 — Pump
  • 07005-00812 — Gasket,Mechanical Pump Piping
  • 561-95-37410 — Pump

Identification Notes

For Komatsu HD785 machines, pump selection should be confirmed using the machine model, serial number, and the parts-book diagram for the specific system application. Do not rely on model alone where serial-range changes or alternate pump arrangements may apply.

Where to Go Next

Need Help Confirming a Pump?

If you are researching a Komatsu HD785 pump and are not fully sure which part applies, gather the machine model, serial number, and any visible pump number before reaching out. That information can be used to guide you toward the correct pump and quote options.

For final confirmation, always verify against your Komatsu parts book for the exact machine serial number.