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”.
ANSI Standard Hose Coupling Threads for NPSH, NH and NHR Nipples and Coupling Swivels
2 NH (NST) Male x 2 NPSH Male Adapter Aluminum –
How is a fire hose connected to a building? - Quora
Rubber Gaskets
Lot of 2, Pierce 1.5 NH x 1.5 NPSH VLH Fire Hose Adapter , 1296126-0029 , USED
2 NPSH Female X 1 NPSH Male Adapter Aluminum –, 45% OFF
Fire Hose Direct Firefighter Owned & Operated Since 2011
Aluminum 1 NH to 1 NPSH Double Female Fire Hose Adapter : Industrial & Scientific
Hose Connector Types Guide: Fire Hose Fittings, Couplings & Threading
2 NPSH Female X 1 NPSH Male Adapter Aluminum –, 45% OFF
Aluminum 2 1/2 Female NH to 3 Male NH
Twin Pack Black / Clear 4 x 10' Long Handle Hard Suction Hose (NH)
Fire Hose Female/Male Hose Nipple - 1-1/2 In. NPSH Female X 1-1/2
Why are only threaded fittings and grooved couplings used in fire
Introduction To Fire Hoses
-1024x768_0.jpg)