Aluminum 3" NH to 2 1/2" NH Double Male Female Threads_NYC Carbon Steel 4" Flange x

Carbon Steel 4" Flange x 4 1/2" Female NH

also works on rocker lug fittings

Compatible part number - DMH4040F

Residential use on private fire hydrants

This strap adjusts from an 18" circumference out to 32"

Aluminum 3" NH to 2 1/2" NH Double Male Female Threads_NYC Carbon Steel 4" Flange xAluminum 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