Old Part Numbers: SRV250150Air compressor safety relief valve, 1/4" MPT, 150 PSI, ASME. 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: AB-9053138, AB-9050373, ST070324AV, 90503731/4" MPT x 1.5" steel pipe nipple. Be sure to apply plumber's tape on the threads before installation.

Use this nylon tube if your air compressor pressure switch has a plastic unloader valve with a quick-connect fitting. Note: sold by the foot (quantity of 1 = 1 foot or 12 inches of tubing).