1/2" FPT x 3/4" MPT air compressor check valve with 1/8" FPT side port. If the small unloader (bleeder) valve on or under your switch leaks constantly AFTER the unit shuts off, replace this part. The check valve is a one-way valve that prevents air from...

Old Part Numbers: K32 Piston and bumpers (no rings).

Old Part Numbers: L40, 220-1013Bare Valveplate (minus valves and Gaskets). Order 104-1008-JE for the Head Gasket. Order 104-1007-JE for Valve Plate Gasket. Order 610-1045-JE Includes the valve plate, valves, and upper and lower valve plate gasket.

Old Part Numbers: G54EPPackage of four (4) G54E hockey puck-style filter elements. Element only for air compressor air filter assembly. Replacing the pump's air filter regularly is important to maintain the performance and longevity of your air...

Old Part Numbers: EQ51 Gasket head for K, G, & W pumps. Only available in Gasket Kit. Click HERE to go to parts diagram/list for your model pump, then find the Gasket Kit on the parts list.

Old Part Numbers: W101Rebuild Kit for the W model pump. Includes all rings, gaskets, valves, gaskets, and air filter elements (L54E hollow- style). If you have a sudden loss of performance, if air leaks out of the intake filter, or if the compressor just...

Jenny W Air Compressor Pump Replacement, Complete Assembly with Flywheel & Air Filters, 3 - 5 HP. For start/stop applications. Has two-groove 16" OD Flywheel. Note: Truck freight shipping only. Need oil? Click here for synthetic and...

Old Part Numbers: L54EThis handy maintenance kit includes one air compressor air filter element and one (1) quart of high-quality full synthetic lubricant to keep your air compressor running like a champ! For "A" series units, and for filter assemblies...