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 6645-01-023-8020
NSN 5975-00-976-5780
NSN 5895-01-020-8990
NSN 7035-01-252-5919
NSN 6110-00-744-1301
NSN 5935-01-295-3383
NSN 6620-00-643-1402
NSN 6685-01-248-7334
NSN 6220-00-823-6688
NSN 5950-01-310-3482
NSN 5999-00-847-3721
NSN 6320-01-536-3077