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 6320-01-149-8865
NSN 5999-00-666-3838
NSN 5895-01-232-1164
NSN 6240-01-295-7324
NSN 5945-00-285-3409
NSN 5965-01-485-3167
NSN 5915-01-236-1484
NSN 5930-01-275-8315
NSN 5998-00-279-6746
NSN 6220-01-108-4571
NSN 6610-01-440-9913
NSN 5999-00-673-1610