Male Straight Union, Thread Size 1/2 In. -20, Fitting Shape Tube Union, Hose Fitting A Gender Male, Hose Fitting B Gender Male, Hose Fitting A Size 5/16 in, Hose Fitting B Size 5/16 in, Hose Fitting A Connection Type Threaded, Hose Fitting B Connection Type Threaded, Overall Length 1.38 in, Fitting Material Stainless Steel, 316, Temp. Range -165 Degrees to 1200 Degrees F, MS51501, SAE J514