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 5925-01-240-9182
NSN 5960-00-826-1280
NSN 4140-01-262-3184
NSN 2925-01-144-0352
NSN 5895-01-315-4082
NSN 2925-01-200-8757
NSN 5950-01-451-9128
NSN 6620-00-518-3595
NSN 6320-01-185-3857
NSN 6220-01-363-5699
NSN 5905-01-329-0384
NSN 5910-00-011-6666