Old Part Numbers: A19715, CAC-4337-1, D288261/2" male NPT x 1/2" compression check valve, with 1/4" compression adapter. For model D55167 type 1 and others. If the small unloader (bleeder) valve on or under your switch leaks constantly AFTER the...

Old Part Numbers: Z-D20596, D20596OEM replacement 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...

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...

1/2" brass compression nut and sleeve. 

Old Part Numbers: 1000298, 9013013Air compressor connecting rod insert. Note: For T39/B5000/B5900 model pumps, order 2 of these if replacing one rod and order 4 of these if replacing both rods.

Old Part Numbers: 5281000, 019-0104Air filter assembly with element. Protect your air compressor pump from damage by keeping clean or replacing the air filter. Maximum flow of 35 CFM. Replacing the pump's air filter regularly is important to maintain the...