Old Part Numbers: PS3030RVUnloader Valve used on many Furnas / Hubbell brand air compressor pressure switches includes the unloader valve with compression nut and sleeve, and screw. Replace this part if it leaks while the unit is running. If this part...

Air compressor check valve. 3/8" Comp x 1/2" MPT with 1/8" FPT side port.  The check valve is a one-way valve that prevents air from back-feeding from the air tank. If your unit has a hard time restarting when trying to cycle or your pressure switch...

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...

Old Part Numbers: 154-4L500Air compressor v-belt, 4L500. Replace if frayed or slipping.Specifications A-type belt, 1/2" wide Outside Dimension: 50" "A" Belt Conversion: A48

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.