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 6145-01-555-3465
NSN 5920-01-503-4624
NSN 5965-00-811-3793
NSN 5945-00-560-7125
NSN 5925-00-575-2986
NSN 5910-01-123-0381
NSN 6620-01-109-2764
NSN 5915-01-566-2177
NSN 7035-01-314-7559
NSN 6650-01-217-0303
NSN 5905-01-527-6113
NSN 5985-00-416-5683