Milton S-1091-1 1/2 MNPT Compressor Tank Check Valve

The Milton .5 inch MNPT Compressor Tank Check Valves are used to keep air volume and pressure from escaping back into compressor heads while not operating. The .13 inch female national pipe thread side port is designed for pressure switch application and also includes a .5 inch male national pipe thread. This air compressor check valve is capable of withstanding a maximum pressure of 450 lbs per sq in and air flow of 20 SCFM. The valve is able to operate up to a maximum temperature of 400 degrees Fahrenheit.