Aluminum 2 1/2" Swivel Female NH to 1 1/2" Male NPT Pick One Side_4 1/2 Inch This is the most common

This is the most common replacement plug size in the US

This pistol grip wildland fire lightweight shut-off is suitable for water or Class A and Class B foams

320 Fire Hoses and Nozzles"

or a pollutant hazard exists (i

Aluminum 2 1/2" Swivel Female NH to 1 1/2" Male NPT Pick One Side_4 1/2 Inch This is the most commonAluminum 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