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352 inches
7 1/2 threads per inch and male 1 1/2 inch NH
Complies with DIN standards which require that Storz heads must be forged when used in firefighting applications
sprinkler systems
Plastic 1 1/2" Red Fire Nozzle With Bumper (NH) Pick One Side_4 1/2 Inch 352 inchesRed 1 1 2 inch combination nozzle has the option for either a fog pattern, straight stream or off. It is made out of polycarbonate with a brass stem in the middle. National Hose (NH) aka National Standard Thread (NST) is often referred to as fire hose thread as this is by far the most common thread in use today by fire departments. How we conducted our nozzle testing We used a Honda self priming water pump with a two inch inlet and a two inch outlet