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 5990-00-099-0822
NSN 5975-01-009-7677
NSN 5855-01-250-2421
NSN 6105-01-250-9143
NSN 6130-00-081-2186
NSN 5998-01-131-1438
NSN 5935-00-204-6731
NSN 5950-00-497-9169
NSN 6150-01-432-9018
NSN 5996-01-440-3861
NSN 5855-00-930-9478
NSN 5990-01-324-7529