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 4140-01-157-8882
NSN 4140-01-415-4152
NSN 7035-01-376-3843
NSN 5895-00-216-5849
NSN 5950-01-433-4390
NSN 4140-01-602-9257
NSN 6145-01-520-5467
NSN 5990-01-580-2191
NSN 5996-01-440-5866
NSN 6105-01-634-0322
NSN 4140-01-610-6649
NSN 5855-00-107-7993