Knox Box FDC Lock 1 1/2" Male NH/NST Locking Cap Model:3190 (9.0 TPI x 1.990 OD) Brass Non-rising stem wedge disc

Brass Non-rising stem wedge disc gate valve 4 inch female NPT to 4 inch female NPT

Barrel-type polycarbonate nozzle with rubber bumper and gasket included

Global type "A" aluminum 1 inch male camlock (Cam & Groove) coupler to 1 inch male camlock (Cam & Groove)

Type "A" Brass 1 1/2 inch male camlock (Cam & Groove) coupler to 1 1/2 inch female NPT threads

Type "A" polypropylene 3 inch male camlock (Cam & Groove) coupler to 3 inch female NPT threads

Knox Box FDC Lock 1 1/2" Male NH/NST Locking Cap Model:3190 (9.0 TPI x 1.990 OD) Brass Non-rising stem wedge discKnox 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