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 5950-00-741-2811
NSN 5905-01-359-5469
NSN 5925-01-419-5430
NSN 5998-00-730-8237
NSN 5998-00-299-2740
NSN 5905-00-893-6952
NSN 6620-01-659-6697
NSN 6645-00-498-6869
NSN 5945-01-447-2622
NSN 6105-01-586-9945
NSN 5945-00-603-6600
NSN 5985-01-572-5109