Main & Relief Valve Description
This Main & Relief Valve is indexed for Komatsu Excavator PC120-6 Swing Main Relief Valve; Model: Komatsu Excavator PC120-6. Compare reference number pilotpart323126 against the label on your existing Komatsu component before ordering.
Before checkout, compare OEM part number pilotpart323126, connector layout, mounting position, and machine serial number. For high-value or fitment-sensitive parts, submit the fitment form below so support can verify the match.




