Air compressor pressure switch. Cut-on PSI 120, cut-off PSI 155. 120V / 230V-240V. Replace the pressure switch if the compressor no longer cuts in or cuts out at the designated pressure (PSI), if the unit doesn't turn on or off, or if there is an obvious...

Old Part Numbers: PU015900AG, PU015900AJ, PU015900AVCast-iron replacement air compressor flywheel, 10" O.D. x 3/4" I.D. Includes the set screw and key.Specifications 3/16" keyway 1/2" 4L, "A"-section vee groove

Old Part Numbers: ST067300AV, HF004500AV

Used on model VT631901

Old Part Numbers: CW210000AV, EV1WSICondor unloader valve for MDR21130 and other popular pressure switches.  Replace this valve if air constantly leaks from the valve while the unit is running, or if you don't hear a burst of air from the valve...