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 4140-01-217-6290
NSN 4140-01-579-3566
NSN 5999-01-142-5490
NSN 5985-00-448-7417
NSN 6685-01-328-2522
NSN 5990-00-855-9451
NSN 6135-01-503-1688
NSN 5975-01-449-2196
NSN 6610-00-446-9269
NSN 6150-01-212-8800
NSN 5996-01-518-1502
NSN 5960-01-495-0859