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 5915-01-579-7770
NSN 5835-01-340-1604
NSN 6135-01-315-4328
NSN 5930-00-024-1094
NSN 6610-01-188-4107
NSN 5999-00-508-0244
NSN 6610-01-326-0119
NSN 5985-00-591-3473
NSN 5975-01-063-1440
NSN 5965-00-482-0913
NSN 5950-01-611-3482
NSN 4140-01-061-6944