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 5985-01-483-8030
NSN 5996-01-472-6523
NSN 6240-00-949-4849
NSN 6130-01-263-1764
NSN 6620-01-384-2105
NSN 5965-01-213-0338
NSN 6240-01-303-6174
NSN 5960-00-821-2937
NSN 4140-01-501-9994
NSN 5945-01-479-8579
NSN 6610-00-917-5656
NSN 5985-01-155-3168