1.5 NST (NH) Female x 1.5 NST (NH) Female (Swivel Adapter

Catilon Fire Hydrant Hose Adapter, Fire Hydrant Adapter with Pin Lug 2-1/2 NST (NH) Female x 1-1/2 NST (NH) Male, Brass Fire Hose Adapter for Fire Hydrants, Hoses,Pipes : Industrial

1.5 NST (NH) Female x 1 NST (NH) Male Adapter –

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1.5 NH (NST) Female Swivel x 1.5 NH (NST) Female Rigid Adapter Alumi –

Extruded Adaptor 2.5 BSP x 2.5 NH Female

4.5 NH (NST) Female Swivel x 4 NH (NST) Male Aluminum Fire Adapter –

SpringSpray 2-1/2 NST (NH) Female x 2 NPT Male Brass Fire Hydrant Adapter with Pin Lug Brass Fire Equipment Hose Adapter : Patio, Lawn & Garden

H53L- Female Swivel LH x Female Rigid Threaded Adapters- MADE IN USA

Side 1 - Male 3/4 Garden Hose Thread (GHT) for connecting to a hose Side 2 - Female 2-1/2 National Standard Thread (NST) for connecting to the hydrant Inside diameter of 2.5 NST / NH adapter conforms to NFPA 1963 Standard for Fire Hose Connections 2014 Edition NH / NST: The most common thread type in use by fire departments today is NST or National Standard Thread. NST also goes by the initials NH or National Hose. It can even be referred to as NHT or National Hose Thread.

SpringSpray 1-1/2 NST (NH) Female x 3/4 GHT male Brass Fire Hydrant Adapter with Pin Lug Brass Fire Equipment Brass Hydrant to Garden Hose Adapter