OEM Hydraulic Valve for Komatsu PC3000 and PC4000 (ref. 906 861 40)
A hydraulic valve directs and regulates oil flow and pressure within the hydraulic system. Valves wear at the spools and seats; contamination and pressure spikes are the main causes of leakage and erratic operation.
Key facts
- Part: Hydraulic Valve, new replacement for Komatsu PC3000 and PC4000
- Komatsu OEM ref.: 906 861 40 (also written 90686140)
- Interchangeable references: 1 additional Komatsu number(s) (listed below), incl. 364 198 40
- Fits: Komatsu PC3000 and PC4000 (mining excavator)
- Condition: New, to OEM specification
- HD Mining Parts SKU: KMP-HV-1HZPVG
- 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This part is interchangeable with the following Komatsu reference numbers (including superseded and alternative references) and can be supplied in place of any of them.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:
- 364 198 40 / 36419840
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 906 861 40?
It is the hydraulic valve for Komatsu PC3000 and PC4000; HD Mining Parts supplies a new replacement under SKU KMP-HV-1HZPVG.
Is 364 198 40 interchangeable with 906 861 40?
Yes, 364 198 40 (36419840) is an interchangeable Komatsu reference for this hydraulic valve and can be replaced by it.
Request Komatsu OEM ref. 906 861 40, or browse all Hydraulic Valves and Komatsu PC3000 spare parts, Komatsu PC4000 spare parts, or request a quotation.