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 6620-00-456-0404
NSN 6240-01-252-9374
NSN 5930-00-051-4448
NSN 5945-01-129-5680
NSN 4140-01-640-6276
NSN 6650-01-260-7427
NSN 5910-01-468-5147
NSN 5950-00-221-2962
NSN 5905-00-241-3141
NSN 5960-01-381-2478
NSN 7035-01-524-8969
NSN 2925-01-322-9780