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 5920-01-357-0997
NSN 6135-00-660-8654
NSN 5990-01-085-2068
NSN 5925-00-545-8022
NSN 5996-00-960-8793
NSN 5985-01-334-0918
NSN 6610-00-922-6770
NSN 5945-01-167-8498
NSN 5945-00-146-5021
NSN 6150-01-415-3573
NSN 7035-01-077-6041
NSN 5996-00-264-0710