Adjustable air regulator assembly for air compressor units that have a 4-port pressure switch. 1/4" FPT inlet/outlet, 1/8" FPT port for pressure gauge (to maximize performance, we recommend including this compatible pressure gauge for your regulator). If...

Old Part Numbers: KK-4930, KK-4949Order this kit if replacing the N017592SV Valve Plate Assembly. Used on many Craftsman, DeVilbiss, DeWalt, and other units. If the compressor pump doesn't seem to pressurize as quickly as it should or is leaking in...

Old Part Numbers: Z-A08548, Z-D29777Valve Plate Assembly, includes Valves and Cylinder Gasket (Head Gasket sold separately). Genuine Porter Cable replacement part. Broken valve causing slow pump up or no compression at all? Replace this valve plate kit...

Replace this Tube Seal when replacing the Piston/Cylinder Kit, and if air is leaking from the head at the outlet.

Old Part Numbers: KK-4964Includes piston / rod assembly with piston ring, cylinder, and rod bearing.  If you have a sudden loss of performance, replacing the cylinder sleeve and piston ring usually restores compression in oil-free units. Inspect the...

Old Part Numbers: SRV250175, 1229O-175Air compressor safety relief valve, 1/4" MPT, 175 PSI, ASME. If your valve leaks below the pressure listed on the side of the valve, replace this vital safety feature.Specifications MPT Inlet: 1/4 in. FPT Outlet: 3/8...

Hose Clamp for the Discharge (Outlet) Tube/Hose.

Old Part Numbers: CAC-1199Replace this when replacing the piston/cylinder. Since the gasket is graphite, it cannot be reused if the head is removed. NOTE: Used with NEW-style valve plate.