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 5855-00-885-8452
NSN 5925-00-234-0211
NSN 6650-01-391-1815
NSN 5996-01-548-8218
NSN 5910-01-204-6848
NSN 6130-01-483-1494
NSN 6685-01-156-4262
NSN 6150-00-394-4934
NSN 2925-01-169-6196
NSN 5835-01-549-9405
NSN 6610-01-053-3026
NSN 5945-01-330-5318