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 5990-01-046-8530
NSN 6650-00-610-3956
NSN 5935-00-269-5516
NSN 6650-01-017-0980
NSN 5905-01-454-9533
NSN 6105-00-900-1368
NSN 5905-01-190-2503
NSN 5998-01-100-5708
NSN 6240-01-339-5100
NSN 6135-01-448-4031
NSN 5990-01-333-2294
NSN 5990-00-518-0684