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 4140-00-073-9167
NSN 6145-01-013-3097
NSN 5855-01-487-5048
NSN 6645-01-159-5173
NSN 5920-00-190-7466
NSN 5945-00-232-2365
NSN 6620-00-643-1402
NSN 6135-00-542-6216
NSN 5930-01-062-3680
NSN 5920-01-082-4375
NSN 5999-01-607-7149
NSN 5998-01-571-1217