Legris 3175 62 22 Nickel-Plated Brass Push-to-Connect Fitting, Inline Connector, 1/2" Tube OD x 1/2" NPT Male Inline connector for connecting a tube to a female threaded connection in a straight run Push-to-connect tube connection on one end and male NPT threads on the other end Nickel-plated brass construction Technical Characteristics: Maximum Pressure(barg):20, Minimum Working Temperature (C):-20, Maximum Working Temperature (C):80, Weight :141 Pounds, Vacuum Rating (mm of Hg):755, Dimension: 1/8 inch to 1/2 inch Materials: Technical polymer, nickel-plated brass, NBR. Pressure: Vacuum to 20 bar