Hoses (NH vs NPSH)

The most common thread type in use by fire departments today is NST or National Standard Thread. It is often referred to as “fire hose thread”.

1 NH (NST) Female x 1 NPSH Female Adapter Aluminum –

Black / Clear 3 x 10' Long Handle Hard Suction Hose (NH)

Plastic 1 Red Fire Nozzle (NH)

1.5 Female NPSH Thread to 3/4 Male Garden Hose Thread MODEL # AD1.5NP75GHT - C and S Supply LLC.

Do most fire hydrants have a 2.5 pipe thread or hose thread? - Quora

What is the differences of NH / NST / NPSH Thread

Fire Hose NH NST NPSH to NPT Adapters and ORings by Thing Werks, Download free STL model

2 Double Jacket Fire Hose - Fire Protection Equipment Supply

Why are only threaded fittings and grooved couplings used in fire

Red 1 1/2 x 50' Non-Collapsible Rubber Hose (Brass 1 1/2 NH

How does a standard hose coupling for fire hydrants differ from a non-standard hose coupling when used in certain cities? - Quora