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 5965-00-675-8799
NSN 6645-01-609-7365
NSN 5935-00-577-8999
NSN 5960-01-464-1443
NSN 6105-01-526-6140
NSN 5965-01-341-8746
NSN 5920-01-473-7909
NSN 5985-01-455-1026
NSN 5996-00-810-9486
NSN 6240-00-968-9274
NSN 7035-01-609-0817
NSN 5965-01-627-7392