Cap, Application Non-Potable Water, Potable Water, Fitting Connection Type Flared, Fitting Tube Size Outer Diameter 1/2 in, Hex Size 7/8 in, Maximum Operating Pressure 750 psi, Maximum Operating Temperature 250 Degrees F, Overall Length 7/8 in, Specific Fitting Shape Cap, Fitting Thread Size 3/4-16, Fitting Material Brass, Flare Angle 45 Degrees , Standards NSF/ANSI 61 Annex G, Compatible Tube Material Aluminum, Brass, Copper, Steel, Minimum Operating Temperature 65 Degrees F