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 6650-01-406-7141
NSN 5905-00-957-8427
NSN 5996-01-491-0178
NSN 6650-01-250-3989
NSN 5905-01-134-2706
NSN 5920-01-323-7645
NSN 7035-01-271-1643
NSN 6645-01-383-8139
NSN 5975-01-472-2389
NSN 4140-00-640-6811
NSN 5996-00-272-2560
NSN 5945-01-538-3666