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 6645-00-445-8143
NSN 6150-00-246-3382
NSN 6220-01-463-2854
NSN 2925-01-629-4600
NSN 4140-01-417-3022
NSN 6110-01-560-3659
NSN 5975-01-023-1777
NSN 6650-01-352-4674
NSN 6320-01-227-2648
NSN 6135-00-369-2368
NSN 6220-01-581-8109
NSN 5925-01-068-5262