Plastic 2 1/2" Red Fire Nozzle With Handles (NH) Male Threads_NPSH Female red dry hydrant adapter

Female red dry hydrant adapter with aluminum NH / NST plug

Every assembled hose is pressure tested by the manufacturer to ensure safety and reliability

There are two types of storz gaskets

The most common fire fitting thread in the United States is 2 1/2 inch NH /NST

Plastic 2 1/2" Red Fire Nozzle With Handles (NH) Male Threads_NPSH Female red dry hydrant adapterPlastic 2 1 2 inch constant flow combination nozzle has the option of a straight stream or fog pattern. 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.