Crankcase breather assembly for air compressor models with threaded type crankcase for the breather. This assembly tightens into the crankcase; typically has an oil-level sight gauge.

Old Part Numbers: 68-8-4, 624318Compression adapter for air compressors. 1/2" compression x 1/4" male NPT.Specifications 1/2" OD x 1/4" MIP

Old Part Numbers: E10818512" OD Flywheel for the 130/165, 753H/755H, 040-0352, 040-0354, 040-0429, and 040-0430 model air compressor pumps. NOTE: The old pump used a 10" OD flywheel, which is now obsolete. If you have the older, smaller flywheel, you...

Old Part Numbers: SRV250170, 1229O-170Air compressor safety relief valve, 1/4" MPT, 170 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...

Head Gasket only. We always recommend replacing all head gaskets at the same time, as the other gaskets can be compromised once the head is removed. Note: We recommend you replace the Cylinder Gasket or the Gasket Kit when replacing your air compressor's...

This complete head & valveplate assy includes the complete head, felt filter with screen, 019-0240 hollow-style air filter, valve plate assy w/ valves installed, the head gasket, and cylinder gasket. Includes Head Bolts. Has TWO outlets in the head...

Air compressor check valve, 1/2" Compression x 1/2" MPT with 1/8" hole; plug hole if not needed.  https://mastertoolrepair.com/1-8-blk-steel-plug-s-h-100b6e/ If the small unloader (bleeder) valve on or under your pressure switch leaks constantly...

Old Part Numbers: 058-0016, 60-8/61-81/2" comp nut & sleeve for 1/2" supply tube. Order two, one for each end of the tube.