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Ships within 48 hours · Estimated delivery Sep 2 - Sep 7
by dropping the hydrant diffuser
Our zinc steel strainer allows for a long lasting durable product that will get the job done effectively
It is also easier to operate in tight spots as it can open and close fire hydrants with only a 22 1/2" degree swing arc
National Stock Number (NSN 4210-01-080-6531)
Knox Box FDC Lock 3" Male NH/NST Locking Cap (Swivel-Guard) Threads_NPSH x NPT by dropping the hydrant diffuserKnox FDC Locks protect fire department connections (FDCs), keeping pipes clean of debris to ensure the delivery of high pressure water flow to fire sprinkler systems. Swivel Guard versions also enhance security against vandalism. Operated with a Knox Keywrench. Ensures ready and reliable connections to fire sprinkler systems FDC Swivel Guard brings added protection against vandalism Protects check valves from freezing in cold climate areas Eliminates
