replacement main & relief valve, part number 723-40-71800, for KOMATSU excavator and compatible heavy-equipment applications.
- Primary part number: 723-40-71800
- Alternative part numbers: None listed
- Compatible brands: KOMATSU
- Equipment type: Excavator
- Application reference: Komatsu PC200-7 PC270-7 PC300-7 PC300-8 PC350-7 PC350-8 PC400-7 PC400-8 PC450-8
- Engine models: Verify by part number
- Condition: replacement
Please verify the primary/alternative part number, connector, dimensions, machine model and engine serial number before ordering.





