Explaining Common Fire Hose & FDC Thread: NPT, NST
Nov 9, 2017 · QRFS carries a wide range of fire hose adapters designed to join fire hose, fire hydrants, and fire department connections with incompatible thread standards. Our stock of 1 …
#204 – Fire Hose Adapters and Fittings: The Definitive …
Jun 12, 2019 · Different types of fire equipment have different thread genders Male or female threads on fire hose fittings and adapters connect to corresponding inlets or outlets on …
Determining the Size and Threads of a Fire Department …
Jun 12, 2018 · National Hose/National Standard Thread (NH/NST) and National Pipe Straight Hose (NPSH) thread are two of the oldest and most widely-adopted thread types for fire …
Fire Department Connections: A Complete Guide - QRFS
The most common hose connection standard on FDC inlets is 2.5″ National Standard Thread (NST), which is sometimes also called “fire hose thread” or National Hose Thread (NH or …
#98 – Fire Hose Spray Nozzles: How They Work and How …
Mar 1, 2018 · The right fire hose spray nozzle can quickly extinguish or control a fire. The wrong type can be ineffective, hard to control, or even harmful. QRFS looks at fire hose nozzles, …
You (Probably) Don’t Have a 3” FDC: Sizing FDC Fire …
Nov 6, 2019 · The thread type is critical: most have a unique angle (pitch) and spacing. And with few exceptions, different fire hose thread types aren’t interchangeable. It’s very likely that your …
A Guide to Storz Connections & Storz Fire Department …
Jan 24, 2019 · A Storz connection — found on fire department connection inlets, fire hydrants, and fire hoses — is a type of hose coupling. While most fire hoses in the United States feature …
Fire Hose Valve Inspection, Testing, and Maintenance …
Feb 16, 2022 · A review of hose valve parts and ITM requirements Types of standpipe systems and hose valves. A standpipe is a system of pipes running throughout a building. But here, …
#16 – What is a Storz Connection and How Does It Work?
Mar 19, 2013 · Storz solves a common problem faced by firefighters: mismatches between couplings. The thread types or coupling standards firefighters use to connect their hose to the …
#451 – BSPT vs NPT Fire Sprinkler Head Sizes: Know the …
May 8, 2024 · 4. Different thread counts per inch. Last, and perhaps most importantly, NPT and BSPT have slightly different numbers of threads per inch. The difference is small, making it …