A structural shape fabricated from a ferrous or nonferrous material and has a flange extending usually at right angles in the same direction from each edge of a web and/or resembling the letter u in cross-sectional form.
NSN 5960-01-632-6576
NSN 6610-00-365-4454
NSN 6620-01-207-0667
NSN 5935-01-615-1043
NSN 6150-01-082-2820
NSN 6130-01-269-7676
NSN 6650-01-157-1667
NSN 6145-01-371-2404
NSN 5996-01-452-6595
NSN 6240-01-256-0859
NSN 5925-01-288-0025
NSN 6150-00-281-9482