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 4140-01-252-9502
NSN 5920-00-837-2633
NSN 2925-01-415-2140
NSN 5985-00-949-1617
NSN 6105-01-443-9028
NSN 6135-00-962-4111
NSN 5925-01-390-2150
NSN 5935-00-180-4193
NSN 5999-01-313-9236
NSN 6105-01-239-0322
NSN 4140-00-146-1633
NSN 5965-01-278-2107