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 6610-01-147-3099
NSN 5945-01-067-0023
NSN 6685-01-315-1860
NSN 6645-01-415-3341
NSN 5965-01-217-7167
NSN 4140-01-232-8998
NSN 5930-01-367-6537
NSN 6110-01-228-2440
NSN 5975-01-154-3605
NSN 5990-01-472-2447
NSN 6610-00-190-3684
NSN 5855-01-062-3126