757074 VALVE SAFETY DIAPHRAGM 651MWIK, RED BRASS 1-1/4" 6/8/10BAR

Angular shape, spring loaded diaphragm safety valve made of red brass. Seal cap prevents unauthorized changing of set pressure. Knurled nut to lift the valve cone. Upper part is removable without changing the set pressure. Installed diaphragm prevents medium from entering the spring chamber. Suitable for protecting closed-circuit water heating systems up to max. 95 deg.C.