Aluminum 1 1/2" Female NPSH to 1 1/2" Male NPSH Threads_NPSH 2" or 2 1/2" hose

2" or 2 1/2" hose only

9 threads per inch and female 1 1/2 inch

which smothers and breaks the chain reaction on class B fires

Male to male adapters are used to bridge male to female hoses

Aluminum 1 1/2" Female NPSH to 1 1/2" Male NPSH Threads_NPSH 2" or 2 1/2" hoseAluminum 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