Aluminum 4 1/2" Swivel Female NH to 4" Male NPT Male Size_GHT thread and couplings in use

thread and couplings in use by fire departments today is double jacket hose with aluminum NH / NST

5 inch NH / NST male hose coupling or fire hydrant is 3

Material is aluminum

The sturdy all welded "A" frame base provides exceptional strength to handle the extra weight without sacrificing performance

Carbon Steel 6" Flange x 6" Male NH

Aluminum 4 1/2" Swivel Female NH to 4" Male NPT Male Size_GHT thread and couplings in useAluminum 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. The Safe Water Drinking Act section 1417 requires "Lead Free" products to be a minimum of 99. 75% lead free. Aluminum Female to