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 5925-01-219-5237
NSN 5935-01-521-3143
NSN 6150-00-310-8531
NSN 7035-01-213-5590
NSN 5910-01-605-1469
NSN 6645-01-157-0762
NSN 6650-00-628-2018
NSN 6110-01-364-0966
NSN 5999-00-855-6213
NSN 5925-01-367-6118
NSN 5905-00-484-5588
NSN 5975-01-435-4604