Knox Box FDC Lock 1 1/2" Male NH/NST Locking Cap Adhesive_Yes Five inch rubber covered hoses

Five inch rubber covered hoses with storz couplings are more common in the fire service than double jacket five inch hoses with expansion ring couplings

The straps will attach to any hose between 2 1/2" and 5"

Seat Retainer #1

one Plunger Relief Valve

Global type "A" aluminum 4 inch male camlock (Cam & Groove) coupler to 4 inch female BSP threads

Knox Box FDC Lock 1 1/2" Male NH/NST Locking Cap Adhesive_Yes Five inch rubber covered hosesKnox 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. The Knox FDC Lock is available in 1 1 2" configuration and is operated with a Knox FDC wrench controlled by the Fire Department. Ensures ready and reliable connections to fire sprinkler systems Protects check valves from freezing in cold climate areas Eliminates costly services to back