6" Storz Coupling Set Outlet Threads_NH / NST 11 1/2 threads per inch

11 1/2 threads per inch and male 1 inch NPSH

yet it is extremely lightweight

Male 1 1/2 inch NH

Utilizes cam buckles and torque rings and is easily opened with a gloved hand

6" Storz Coupling Set Outlet Threads_NH / NST 11 1/2 threads per inchThese 6 inch storz replacement couplings come complete with hose shank, removable collars and set screws. Collar screws take a 5 16 inch allen wrench. These will fit most rubber covered LDH firefighting grade supply hose and are the OEM couplings for Key Fire Hose Pro Flow LDH. Storz couplings comes as a set with one coupling for each hose end. Couplings will NOT fit discharge hoses such as the common blue and red discharge hose which are thinner