Cap Application Air Flammable Liquid Freon Inert Gases Non-Combustible Gases Potable Water Fitting Connection Type Flared Fitting Tube Size Outer Diameter 3/4 in Hex Size 1 5/16 in Maximum Operating Pressure 550 psi Maximum Operating Temperature 250 Degrees F Overall Length 1 3/32 in Specific Fitting Shape Cap Fitting Thread Size 1 1/16-14 Fitting Material Brass Flare Angle 45 Degrees Compatible Tube Material Aluminum Brass Copper Steel