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 2925-01-541-5031
NSN 6645-01-514-7901
NSN 6150-01-400-2690
NSN 5905-01-626-5776
NSN 6685-00-082-1939
NSN 5915-00-914-9962
NSN 5950-01-512-1973
NSN 4140-00-172-1804
NSN 5935-01-068-3228
NSN 5985-01-383-7186
NSN 6650-01-029-2995
NSN 6240-01-447-2178