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 5935-01-472-3304
NSN 6645-01-092-4733
NSN 5935-01-558-4780
NSN 5998-00-654-5278
NSN 5965-01-220-0529
NSN 6145-01-502-0005
NSN 5975-00-108-6464
NSN 5925-00-321-8040
NSN 6130-01-232-7573
NSN 5950-00-064-2163
NSN 5905-01-491-6496
NSN 6685-01-025-8759