Old Part Numbers: EQ51Gasket 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.

Air compressor safety relief valve, 1/4", 165 PSI. 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 in. Preset Setting (PSI): 165 PSI Max. Temp.:...

Old Part Numbers: RCB-M-HU-175Air compressor pilot unloader valve, 175 PSI. Cuts in at 145 PSI and out at 175 PSI. Has hand toggle unloader for easy starting. 1/4" MPT x 1/8" FPT for throttle control. Factory preset, yet can be adjusted for higher or...