Legris 7985 60 18 Composite Check Valve, 3/8" NPT Male x 3/8" Tube OD Inline check valve for use in controlling the direction of air flow Male NPT threaded connection on one end and push-to-connect female receiver on the other Composite body for resistance to impact and nickel-plated brass valve for resistance to corrosion Maximum operating pressure of 145 psi at a working temperature range of 32 to 158 degrees F Complies with Council of the European Union 2006/42/EC directive and PED 97/23/EC standards for safety