Brass Compression Air Brake Hose Ends, Application Air Brake, Fitting Side A Connection Type Compression, Fitting Side B Connection Type MNPT, Fitting Material Brass, Fitting Side A Tube Outer Diameter 1/2 in, Thread Size B 3/8, System of Measurement Imperial, Maximum Operating Pressure 400 psi, Maximum Operating Temperature 250 Degrees F, Overall Length 5 in, Specific Fitting Shape Straight Connector, Fitting Side B Pipe Size 3/8 in, Standards DOT FMVSS 571.106, SAE J1402