Cam and Groove Adapter Plug Body Material 316 Stainless Steel Type A Coupling Size 2 in Female Connection Type NPT Hose Fitting Size 1 1/2 in FNPT Max Working Pressure @ 70 F 250 psi Socket Inside Diameter 2 in Overall Length 2 21/32 in Includes Locking Arm No Thread Size 1-1/2 in -11-1/2