Old Part Numbers: 5070101, 2236102167Aftercooler, HP51 pump, Collett Lavor B5/6/7000 NPT.

This air compressor running gear kit includes the piston, connecting rod, ring kit, and c-clips for High-Pressure (small cylinder) side only. Don't forget to install new gaskets as well.

Old Part Numbers: PS3030RVUnloader Valve used on many Furnas / Hubbell brand air compressor pressure switches includes the unloader valve with compression nut and sleeve, and screw. Replace this part if it leaks while the unit is running. If this part...

Protect your pump from damage by keeping clean or replacing it. Fits B5900/B6000 pumps. Filter element only.

Complete gasket kit for the B5900 Air Compressor Pump. Includes the head, inner valve plate, cylinder, crankcase, oil pan, bearing cover, aftercooler and intercooler gaskets. If the compressor pump doesn't seem to pressurize as quickly as it should or is...

Old Part Numbers: 5940051Valve plate assembly for B5900 air compressor pumps. Replace this valve plate assembly to restore compression (ABAC). NOTE: Does not include gaskets. To complete your repair also order the Head Gasket Kit or the complete Gasket...