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...

Old Part Numbers: CV221502AJ, CV221502SJ, CTD1212QR1/2" Compression x 1/2" MPT air compressor check valve with quick-release fitting for unloader/bleeder tube. Same as 0576-CR but with a quick-release fitting. The check valve is a one-way valve that...

Old Part Numbers: ST119301AV, QR1/8" NPT x 1/4" nylon tube. This allows 1/4" nylon tubing to push to fit into this fitting. The 1/8" MPT threads screw into the unloader area of the air compressor check valve.

Old Part Numbers: SRV250140Air compressor safety relief valve, 1/4" MPT, 140 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. Preset Setting: 140 PSI Max...

Old Part Numbers: 61-8Brass compression nut, 1/2" OD.

Old Part Numbers: 3168Air compressor pressure switch/manifold pipe plug, 1/4-18 male NPT.

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: 68-8-6Air compressor compression adapter, 1/2" compression x 3/8" MPT, no lead.