Cap Application Non-Potable Water Potable Water Fitting Connection Type Flared Fitting Tube Size Outer Diameter 3/8 in Hex Size 3/4 in Maximum Operating Pressure 1 000 psi Maximum Operating Temperature 250 Degrees F Overall Length 5/8 in Specific Fitting Shape Cap Fitting Thread Size 5/8-18 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