Old Part Numbers: 5130032-00For model D55167 type 2 & 3 and others.

Must order quantity of 4 for complete set. 

Old Part Numbers: CAC-437Check Valve, 1/2" compression x 1/2" male NPT. The check valve is a one-way valve that prevents air from backfeeding from the air tank. If the small unloader (bleeder) valve on or under your switch leaks constantly AFTER the unit...

Old Part Numbers: 69JF7LY, 5131501-00Air compressor pressure switch, 2-3 HP, 100/125 PSI cut-on/cut-off pressure. Has unloader valve and on/off switch. Single-port manifold. Furnas/Hubbell replacement switch. If your pressure switch is leaking from the...

Adjustable air regulator assembly for air compressor units that have a 4-port pressure switch (pressure gauge sold separately). 1/4" FPT inlet/outlet, 1/8" FPT port for pressure gauge. If air leaks from the regulator, or when you turn the knob it doesn't...

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...