Knox Box FDC Lock 1 1/2" Male NH/NST Locking Cap Model:3190 (9.0 TPI x 1.990 OD) Manpower and equipment can be

Manpower and equipment can be used more safely

so always verify the correct specifications with your local fire department before ordering

Made in USA

The male threaded side of this adapter will only connect to a 1 inch female National Pipe Tapered (NPT) thread

Hose and nozzle are not included

Knox Box FDC Lock 1 1/2" Male NH/NST Locking Cap Model:3190 (9.0 TPI x 1.990 OD) Manpower and equipment can beKnox 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