Cam and Groove Adapter, Plug, Body Material 304 Stainless Steel, Type F, Coupling Size 2 1/2 in, Male, Connection Type NPT, Hose Fitting Size 2 1/2 in, MNPT, Max. Working Pressure @ 70 F 225 psi, Plug Outside Dia. 3 in, Overall Length 3 13/32 in, Includes Locking Arm No, Thread Size 2-1/2 in -8, Plug Length 1/2 in