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 6645-01-649-8227
NSN 6105-01-287-4521
NSN 6610-01-565-9857
NSN 5965-00-400-6228
NSN 5920-01-236-6780
NSN 6220-00-171-8638
NSN 6240-01-162-9086
NSN 6150-00-580-0511
NSN 6240-01-522-3320
NSN 5915-01-633-9845
NSN 5985-01-327-9821
NSN 5998-01-634-0604