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, HF004500AVThis Ferrule is placed inside a compression nut to help stop air leaks. Genuine OEM replacement part.

Unloader tube

Oil sight glass for your air compressor pump. Replace this if the glass is clouded or leaking.

Old Part Numbers: CW210000AV, EV1WSI Condor 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 as...

Plastite screw, 5/8" long. Screw for the plastic shroud, belt guard, etc. Note: Also used on models WL650103, WL651900, WL650703, WL651004, WL651000AJ.Specifications5/8" long

Note: order this item for models 4B246C and for pumps that have a threaded oil breather!