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 6685-01-422-4241
NSN 6145-01-556-2960
NSN 5920-01-578-4986
NSN 5930-01-323-5331
NSN 5990-01-223-9414
NSN 5905-01-535-7145
NSN 5895-00-469-2256
NSN 7035-01-468-4312
NSN 5998-00-597-7175
NSN 5835-00-289-9080
NSN 5925-00-236-9000
NSN 6650-00-279-5741