COMPRESSORE ARIA Valvola di ritegno serbatoio 1/2" NPT maschio x 1/2" NPT femmina filettatura tubo
Inlet or Air Line from compressor fitting: 1/2" NPT Female Pipe Thread. Outlet or tank side fitting: 1/2" Male NPT. The bottoms threads of this valve are: 1/2" Male Pipe thread, t his is the side that screw into the air tank.