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 6220-01-548-6048
NSN 6105-01-630-7492
NSN 6610-01-222-6439
NSN 6105-01-332-1688
NSN 5950-01-047-2964
NSN 5930-00-162-6065
NSN 6150-00-846-6994
NSN 5999-00-400-3286
NSN 5945-01-391-6289
NSN 6135-00-243-6521
NSN 5925-01-568-0393
NSN 5950-01-169-1005