Cam and Groove Coupling Socket Body Material Brass Type B Coupling Size 1 1/4 in Male Connection Type NPT Hose Fitting Size 1 1/4 in MNPT Max Working Pressure @ 70 F 250 psi Socket Inside Diameter 1 1/4 in Gasket Material Nitrile Overall Length 3 5/32 in Includes Locking Arm Yes Thread Size 1-1/4 in -11-1/2