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 6645-01-279-0657
NSN 5998-00-752-8883
NSN 5905-01-247-3324
NSN 5910-01-546-4449
NSN 2925-00-449-2478
NSN 5999-01-398-0609
NSN 5998-01-325-3723
NSN 5999-01-468-0803
NSN 6130-01-625-1029
NSN 5905-01-054-3393
NSN 5996-01-449-7131
NSN 6685-01-358-4133