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 5998-00-306-4453
NSN 2925-01-592-4782
NSN 6685-01-191-7744
NSN 6620-01-651-1315
NSN 6240-01-136-4694
NSN 6320-00-500-4172
NSN 6645-01-456-2161
NSN 5910-01-559-4073
NSN 6220-01-531-1402
NSN 4140-01-060-2960
NSN 5855-01-419-5285
NSN 5998-00-126-6078