Cam and Groove Coupling Socket x Plug Body Material Brass Type DA Coupling Size 3 in Socket x 2 in Plug Female Coupler x Male Adapter Max Working Pressure @ 70 F 125 psi Plug Outside Dia 2 15/32 in Socket Inside Diameter 3 in Gasket Material Nitrile Overall Length 5 1/2 in Includes Locking Arm No Plug Length 1 7/8 in