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 5920-01-567-0620
NSN 6645-00-410-9814
NSN 5998-01-262-6096
NSN 6620-00-155-2608
NSN 6685-01-512-8831
NSN 5996-01-564-2666
NSN 5930-01-042-8750
NSN 5905-01-238-0036
NSN 5985-01-101-0637
NSN 5855-01-199-2046
NSN 2925-00-315-8442
NSN 5935-00-722-0116