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 6620-01-417-3314
NSN 5965-00-934-3495
NSN 6610-01-584-4787
NSN 5920-00-455-9743
NSN 5960-00-351-4821
NSN 6130-01-258-5892
NSN 6130-01-374-1647
NSN 6240-01-633-9357
NSN 5895-01-644-2620
NSN 5835-01-123-8305
NSN 5855-01-417-9661
NSN 6240-01-158-0402