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 5999-01-502-4290
NSN 5920-01-168-7810
NSN 5975-01-107-8901
NSN 6610-00-778-9039
NSN 5996-00-171-3071
NSN 5930-01-368-0962
NSN 5935-01-525-0918
NSN 5945-00-121-1695
NSN 7035-01-158-7673
NSN 5895-01-442-8459
NSN 5930-01-138-2029
NSN 7035-01-495-3146