New compressor in tank check valve 3/4" Female NPT x 3/4 NPT In Tank The check valve is an important part of any compressor. The compressor check valve can be found on almost any compressor out there. The check valve has only function: to let flow from side to the other, while blocking flow in the opposite direction. Once the compressed passes the check valve, there is no way it can go back again. MADE IN USA 450 PSI MAX PRESSURE 400 DEG F. MAX TEMPERATURE 3/4" FEMALE (NPT) PIPE THREAD TOP X 3/4" (NPT) PIPE THREAD OUTLET TO TANK 1/8" UNLOADER PORT 30 SCFM FLOW RATE Large Quantity inquiries are welcome!! We provide discount on high volume orders! 450 PSI MAX PRESSURE 400 DEG F. MAX TEMPERATURE 3/4" FEMALE (NPT) PIPE THREAD TOP X 3/4" (NPT) PIPE THREAD OUTLET TO TANK 1/8" UNLOADER PORT 30 SCFM FLOW RATE