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 5905-00-563-2771
NSN 5996-00-822-8182
NSN 6105-01-519-8003
NSN 5925-01-568-3553
NSN 6650-01-385-3190
NSN 5915-01-566-3494
NSN 6135-01-487-5336
NSN 6610-01-060-7626
NSN 6320-00-004-9158
NSN 5999-01-486-4912
NSN 5996-00-925-1953
NSN 4140-01-616-5058