Old Part Numbers: Z-D20596, D20596OEM pressure switch, 145/175 PSI. This switch replaces the Z-D20596. Replace the Pressure Switch if the unit doesn't cut on or off at the designated pressure the unit is set for. If the unloader valve is leaking on the...

Old Part Numbers: 5130940-00, SSF-8080-ZN

Old Part Numbers: 68-4-21/8" MPT x 1/4" compression adapter for air compressor unloader line.

1/2" compression nut and sleeve, brass.

Old Part Numbers: 69DCAUnloader 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 leaks...

Oil breather assembly for the B5900 air compressor pump.

Old Part Numbers: ABP-8226502This 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.