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 6145-01-647-6710
NSN 5965-01-150-1920
NSN 5920-00-675-4952
NSN 5999-01-456-5398
NSN 6150-01-396-5392
NSN 5935-00-144-4395
NSN 6645-01-190-0085
NSN 5925-00-181-4158
NSN 5920-01-383-0300
NSN 6110-01-612-4461
NSN 5925-01-616-3954
NSN 2925-00-126-2879