Learn about fire hose couplings, threading types, and compatibility in this guide for firefighters, industrial users, and emergency responders.

Couplings are used to connect sections of hose together and are found on the ends of fire hose.

Nov 9, 2017 · Learn about fire hose thread & fire department connection thread standards & sizing — why various types exist and the standards used today.

Common types of U.S. fire hose thread include National Hose Thread (NH) or National Standard Thread (NST), National Pipe Straight Hose Thread (NPSH, NPS) and Garden Hose Thread (GHT).

You want to make sure everything fits from your outlets to your hose. Most common threads are general pipe thread, national fire hose thread, and quick connect fittings (mostly found on farms).

They can be connected in either direction, which means they allow fast attachment between hoses and other equipment, even under stressful firefighting conditions. There are 4 types of Storz couplings, …

Fire hoses, with a male coupling and a female one at each end, enable firefighters to link hoses together if need be.

Jun 25, 2025 · In the following sections, we’ll cover the various types of connections, the factors that influence the choice of connection, and the importance of selecting the right one.

Jun 12, 2019 · Here’s a short list of fire equipment and the gendered connections they typically feature: Fire hoses have a male coupling at one end and a female coupling at the other, allowing firefighters …

Aug 17, 2024 · From the sturdy threaded connectors to the swift quick-connect variants, fire hydrant connectors come in several forms: Threaded connectors use threads to form a secure seal, ensuring …