Knox Box Standpipe Lock 2 1/2" Female NH/NST Locking Cap Model:4023 (6.0 TPI x 3.187 OD) Task Force Tips (TFT) AA

Task Force Tips (TFT) AA series Storz adapters are designed for pressure or vacuum service on a hydrant

Light industrial Use

if a locking bolt is fully loosened but the cap won't release

It is a finer thread than National Pipe Thread (NPT)

keeping pipes clean of debris to ensure the delivery of high-pressure water flow to fire sprinkler systems

Knox Box Standpipe Lock 2 1/2" Female NH/NST Locking Cap Model:4023 (6.0 TPI x 3.187 OD) Task Force Tips (TFT) AAThe Knox Standpipe Lock protects standpipes, fire and wall hydrants from accidental damage, vandalism, and physical attack. Since the Knox Standpipe Lock holds water pressure, it can be installed on hydrants. The Knox Standpipe Lock is available for 2. 5 connections with varying thread options and is operated with a Knox FDC Wrench controlled by the Fire Department. Protects dry and wet standpipe outlets in stairwells from vandalism Reduces