Heavy forged brass construction, 1-piece body, chrome-plated forged brass ball, coated aluminum handle. For use with natural, manufactured, mixed, liquified petroleum, and LP gas/air mixtures. May also be used with water up to 175 P.S.I. Design certified by the American Gas Association. Special rubber seals conform to ASTM D471. Pipe threads comply with ANSI B2.1. Import. Other gas cocks are shown with flared brass tube fittings.