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 6620-01-528-4717
NSN 4140-01-041-5276
NSN 5985-01-345-1476
NSN 6685-01-425-2603
NSN 5915-00-789-5597
NSN 6135-01-579-3534
NSN 5965-01-399-8454
NSN 5945-01-149-8499
NSN 6620-00-811-7614
NSN 6620-00-052-3277
NSN 5975-01-024-8486
NSN 4140-01-370-4868