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00 Minimum Temperature-Fahrenheit 32 Outlet Connection Size 1 IN Outlet Connection Type Female Threaded Outlet Thread Type NPT Part Number 0124003 Plug Material No Plug Pressure-Temperature Rating 400 PSI at 210 degree F Pressure-Temperature Rating-BAR 27
and first and second check disc
a service check valve to prevent backflow
such as laboratory equipment
Watts RK 770-CK4 4 - Part of the RK-770 Series ZA100F-3NH 00 Minimum Temperature-Fahrenheit 32 OutletThis 4 IN check valve repair kit for series 770 is designed to protect drinking water supplies from dangerous cross connections in accordance with national plumbing codes and water authority requirements. This kit consists of a spring assembly and a cover O ring. Check with local inspection authorities for installation requirements. Features Factory Replacement Kit No special tools required for changing parts All parts are made of high quality