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 6320-00-270-8222
NSN 5930-01-342-3941
NSN 5895-01-240-2515
NSN 6610-01-551-0774
NSN 6130-00-554-7852
NSN 6130-01-598-9225
NSN 5945-00-768-7314
NSN 5905-01-468-6390
NSN 5930-01-295-4518
NSN 5975-01-199-7092
NSN 6135-01-564-8390
NSN 5905-01-035-2282