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 6610-01-227-7221
NSN 5985-01-421-4082
NSN 6685-01-234-3621
NSN 5965-00-125-6984
NSN 5835-00-681-0005
NSN 5915-00-759-2899
NSN 5975-01-344-4950
NSN 7035-01-196-3445
NSN 5835-01-351-8429
NSN 5990-01-240-7288
NSN 7035-01-522-2330
NSN 6135-00-196-5267