Aluminum 3" NH to 2 1/2" NH Double Male Threads_NH x NH All weather performance from -35°

All weather performance from -35° F to 120° F

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

National Stock Number (NSN 4210-01-079-9283)

bottom and ends keeps your hose in an attack ready condition

Brass Male to Male Adapter

Aluminum 3" NH to 2 1/2" NH Double Male Threads_NH x NH All weather performance from -35°Aluminum adapters are fabricated from seamless extruded 6061 T6 aluminum and hard coat anodized per MIL A 8625 Type III, Class 1. Threads have a blunt start Higbee cut with indicators on adjacent lugs. Part identifications are permanent and stamped prior to hardcoat. Adapters and components meet the requirements of NFPA 1963. Note 3 inch NH NST is very rare and is often confused with 2. 5 inch NH NST which is very common. If you have a fire department