3 NPT Female Pipe x 3 NST (NH) Male Hose Adapter –

Aluminum 2 1/2 Female NH to 3 Male NPT Fire Hose Adapter

1.5 NST (NH) Female x 3/4 Garden Hose Male (GHT) Adapter

Fire Equipment Hexagonal Nipple Fitting Brass Fire Hose Adapter 2

Made in the USA Female Side - 3 inch NPT Male Side - 2 1/2 inch NH / NST Material - 6061-T6 Aluminum Finish - Hard Coat Anodized

Aluminum 3 Female NPT to 2 1/2 Male NH Fire Hose Adapter

Fire Hydrant Hose Adapter, 2-1/2 NST (NH) Female X

NPT x NH Fire Hydrant & Standpipe Adapters - Grainger Industrial

Brass Fire Equipment 2-1/2 NST (NH) Female x 2 NPT Male Brass Fire Hose Hydrant Adapter with Pin Lug Brass Hydrant Adapter Fitting Nipple for Fire

Melgweldr Fire Hydrant Hose Adapter,Fire Hose Adapter 2-1/2 NST/NH Female x 2 NPT Male, Brass Fire Hydrant Hose Adapter with Pin Lug Fit for Fire

Common Types of Fire Hose Thread

NPT x NH Fire Hydrant & Standpipe Adapters - Grainger Industrial