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 5855-01-493-9486
NSN 6110-01-485-3312
NSN 6685-01-026-7364
NSN 5855-01-414-6265
NSN 5935-00-236-2926
NSN 6620-01-375-0211
NSN 5999-01-468-4539
NSN 5945-01-331-1613
NSN 6145-01-594-2045
NSN 6645-00-415-0884
NSN 5895-01-191-2703
NSN 5855-01-391-7472