Description
Cadmium plated escutcheon
National Stock Number (NSN 4210-00-975-2969)
will not rust
Required equipment for all commercial vessels under U
and/or fire cabinets in buildings and plants
Aluminum 3" Female NH to 2 1/2" Male NH Pick One Side_1 Inch Cadmium plated escutcheonAluminum 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