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 4140-01-650-6076
NSN 5835-00-409-8355
NSN 6645-01-605-8796
NSN 6135-01-623-6992
NSN 5975-00-001-2758
NSN 5975-00-768-3570
NSN 5910-00-556-6209
NSN 6645-00-701-4606
NSN 5975-01-328-6229
NSN 5835-00-168-4258
NSN 5905-01-468-8210
NSN 6320-00-336-9123