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 6650-01-067-0132
NSN 6220-00-071-9789
NSN 6685-00-151-5257
NSN 6650-00-569-1762
NSN 5998-00-776-0163
NSN 5930-01-150-8776
NSN 7035-01-482-9936
NSN 5996-00-323-8215
NSN 6130-01-354-7583
NSN 5996-01-244-8208
NSN 4140-01-536-0642
NSN 5965-00-320-7821