A structural shape fabricated from a ferrous or nonferrous material and resembles the following cross-sectional forms: for the letter h, both flanges of the h section are equal or longer than the width measured along the axis of the web; for the letter i, a 16 2/3 percent slope on the inside face of the ferrous type flange, either one or both of the nonferrous type flanges are shorter than the length measured along the axis of the web; for the letters t and z, on nonferrous type, the web is usually at right angles to the flanges. Letter h section may have a maximum of 5 percent slope on the inside face of the flanges.
NSN 6110-01-174-6701
NSN 6145-01-378-8152
NSN 5945-01-619-7148
NSN 4140-00-196-3638
NSN 6145-01-384-5383
NSN 5990-01-568-5565
NSN 5905-01-626-6141
NSN 5935-01-137-6666
NSN 5835-00-770-2843
NSN 6645-01-432-0052
NSN 6145-00-807-8431
NSN 6685-00-841-8218