Universal Regulator: 4-port, two 1/4" FPT ports, and two 1/8" FPT ports (gauges sold separately here). The regulator controls the amount of air in your air compressor hose. Replace this if you're not able to adjust the PSI to your hose or if it leaks...

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: 045-0043Bearing carrier and bearing for flywheel end..

Old Part Numbers: 60-4-61-4, 058-00171/4" brass compression nut and sleeve. Order two, one for each end of the tube.

Old Part Numbers: 136-0069, SRV250145, 1229W-145Air compressor safety relief valve. 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...

Old Part Numbers: 019-0052Felt air intake filter for Sanborn 130/165 style air compressor pumps. Order 2 or 3 for spares. Replace this every 3-4 months if the compressor is used frequently. A clean filter allows your pump to operate at its max...

Air compressor brass compression adapter, 1/4" compression x 1/8" male NPT.Specifications 1/4" Compression x 1/8" MPT

Old Part Numbers: 68-6-41/4" NPT x 3/8" OD compression adapter for air compressors. If your pump has an 'X' in front of the serial number and your supply tube measures 3/8" OD, order this part.