Cap, Application Air, Potable Water, Compatible Copper Tube Size 1 in, Compatible Tube Outer Diameter 1 1/8 in, Fitting Connection Type Cup, Fitting Material Wrot Copper, Maximum Operating Pressure 494 psi @ 100 Degrees F, Maximum Operating Temperature 400 Degrees F, Specific Fitting Shape Cap, Standards ASME B16.22, ASTM B75 Alloy C12200, MSS SP-104, NFPA 99, NSF/ANSI 372, NSF/ANSI 61, UL 207, Minimum Operating Temperature 20 Degrees F, Resistance Properties Dezincification-Resistant