OEM Main Pump for Komatsu PC4000 (ref. 967 850 40)
A main hydraulic pump generates the high-pressure oil flow that powers the machine hydraulic functions. Hydraulic pumps fail mainly from fluid contamination and wear of the pistons, swash plate and valve plate, which shows as falling flow, pressure loss and overheating.
Key facts
- Part: Main Pump, new replacement for Komatsu PC4000
- Komatsu OEM ref.: 967 850 40 (also written 96785040)
- Interchangeable references: 3 additional Komatsu numbers (listed below), incl. 919 598 40, 915 247 40
- Fits: Komatsu PC4000 (mining excavator)
- Condition: New, to OEM specification
- HD Mining Parts SKU: KMP-MP-1LMFTC
- Supplied by: HD Mining Parts (worldwide export, quote-based)
Interchangeable reference numbers
This part is interchangeable with the following Komatsu reference numbers (including superseded and alternative references) and can be supplied in place of any of them. Each is shown with and without spaces:
- 919 598 40 / 91959840
- 915 247 40 / 91524740
- 107 904 72 / 10790472
Each part is matched by reference number and technically verified before dispatch, with traceable sourcing and export-ready delivery; availability and lead time on request.
Frequently asked questions
What part is Komatsu OEM number 967 850 40?
It is the main pump for Komatsu PC4000; HD Mining Parts supplies a new replacement under SKU KMP-MP-1LMFTC.
Is 919 598 40 interchangeable with 967 850 40?
Yes, 919 598 40 (91959840) is an interchangeable Komatsu reference for this main pump and can be replaced by it.
Request Komatsu OEM ref. 967 850 40, or browse all Hydraulic Pumps and Komatsu PC4000 spare parts, or request a quotation.