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 6240-01-083-0238
NSN 5975-00-583-8625
NSN 5905-01-029-1984
NSN 5855-01-063-6340
NSN 6645-01-232-4843
NSN 6685-01-322-4323
NSN 5960-00-148-4493
NSN 6135-01-359-0051
NSN 5975-01-514-7571
NSN 6650-01-611-4903
NSN 6610-01-593-4643
NSN 5920-01-234-5914