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Proof Test Pressure (A pressure equal to a least two times the service test pressure)
Brass and aluminum female couplings have two rocker lugs
Constructed of 14 oz yellow vinyl with 4" letters stating "OUT OF SERVICE" on both sides
Drafting barrel strainer with a convenient lanyard connection on the end
Carbon Steel 4" Raised Faced ANSI 150 Flange x 5" Storz
Aluminum 3" Female NH to 1 1/2" Male NH Storz Size_6" Rigid Storz Proof Test Pressure (A pressureAluminum 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