Cam and Groove Adapter, Socket x Plug, Body Material 316 Stainless Steel, Type DA, Coupling Size 3 in Socket x 2 in Plug, Female Coupler x Male Adapter, Max. Working Pressure @ 70 F 125 psi, Socket Inside Diameter 3 in, Gasket Material Nitrile, Overall Length 6 9/32 in, Includes Locking Arm Yes