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 4140-01-450-3049
NSN 5965-01-210-7784
NSN 5990-01-070-4627
NSN 6105-01-140-7682
NSN 6240-01-388-2261
NSN 2925-01-351-9748
NSN 5985-01-386-5831
NSN 6620-00-232-2048
NSN 6220-01-330-8238
NSN 5960-01-245-6088
NSN 5960-01-425-1454
NSN 6105-01-186-6988