Material is nickel-copper per qq-n-281 spec; 2 inch, type a, class 1
An item solid or split into halves, having a threaded or unthreaded hole for the purpose of connecting or retaining a pipe, tube, or hose fitting. The face of the flange may be smooth, grooved, or serrated and may be drilled for connecting bolts or studs. If the item is unthreaded, the pipe or tube may be retained by welding, brazing, compression, or the like. Excludes flange, pipe, blind; ferrule, grooved clamp coupling; and adapter (as modified).
Classification: Flanges of iron or nonalloy steel
NSN 6135-01-278-9717
NSN 6685-01-140-0487
NSN 4140-00-840-2082
NSN 6220-01-033-1099
NSN 4140-00-246-4969
NSN 5935-01-099-9164
NSN 6620-00-832-2556
NSN 5965-00-452-0967
NSN 5935-00-008-8348
NSN 5990-01-341-5735
NSN 6150-01-608-9567
NSN 6220-00-488-4332