Aluminum 4 1/2" NH to 4 1/2" NH Double Female Female Size_4 1/2 Inch 2 1/2 inch is more

2 1/2 inch is more common than 3 inch hoses

Bureau of Indian Affairs (BIA)

This bag can be used for wildfires or in high-rise buildings

Semi-automatic fire hose pin rack (Capacity 100 feet)

Toss a bottle in each truck for hydrant and LDH hose fitting maintenance

Aluminum 4 1/2" NH to 4 1/2" NH Double Female Female Size_4 1/2 Inch 2 1/2 inch is moreAluminum 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. A double swivel adapter will not swivel or rotate once both ends are tightened to the male connections. The Safe Water Drinking