Aluminum 3" NH to 3" NH Double Male Female Size_1 Inch and/or fire cabinets in buildings

and/or fire cabinets in buildings and plants

which can be operated in the dark with gloves on

no female or male side

Standard color is silver/black

Special reverse construction to reduce friction loss and a lighter hose

Aluminum 3" NH to 3" NH Double Male Female Size_1 Inch and/or fire cabinets in buildingsAluminum 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