Flanges conform to asa standard b16.5
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 6650-01-245-0881
NSN 5925-00-078-9566
NSN 6220-01-169-1613
NSN 5950-01-029-3613
NSN 5990-01-563-1554
NSN 5990-00-853-1123
NSN 6685-00-316-5178
NSN 5905-01-502-7028
NSN 5835-01-337-2793
NSN 5950-01-168-1897
NSN 5930-01-222-0224
NSN 5990-00-153-0055