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 6145-01-424-0354
NSN 5975-01-276-2895
NSN 5998-00-707-5781
NSN 5999-01-145-8145
NSN 5835-00-240-6111
NSN 5855-00-610-4052
NSN 6645-01-602-7028
NSN 5915-00-605-7560
NSN 6620-01-532-4147
NSN 5975-01-654-7301
NSN 4140-01-415-4152
NSN 6150-00-700-0910