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 5835-01-656-2940
NSN 5999-01-173-8234
NSN 6240-00-935-9523
NSN 6650-00-499-7446
NSN 6645-01-160-7707
NSN 6620-01-090-3803
NSN 6105-01-534-4078
NSN 5925-01-225-3430
NSN 5835-01-388-5198
NSN 5905-01-353-0284
NSN 6145-00-126-1606
NSN 6620-01-285-4685