![4 way pressure switch 3/8" connector 8973037572 4 way pressure switch 3/8" connector 8973037572](https://www.elettroutensilistore.it/2660-large_default/4-way-pressure-switch-38-connector-8973037572.jpg)
Complete service kit for ABAC B3900 - B4000 compressor pumping units
Complete Kit with valve plate / cylinder head and cylinder head gaskets + cooler gaskets + assembled valve plate + air filter element + check valve for Pumping Units: ABAC B3900 - B4000