The Volvo air valve 23992701 21369922 20994246 20741658 for D12 engine VHD VN B13R is a flow-control valve from Volvo. It regulates or directs the flow of compressed air within a fluid power circuit, switching or metering flow as its actuator or solenoid is energized. It is commonly in OEM machinery and MRO replacement for fluid power circuits.
