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 5975-00-081-2171
NSN 5990-01-485-0260
NSN 5855-01-486-9924
NSN 5935-01-536-9882
NSN 5960-01-381-2478
NSN 5950-01-055-7861
NSN 5835-00-400-5056
NSN 5950-00-679-0495
NSN 6135-01-478-9316
NSN 6650-01-508-3651
NSN 6650-01-201-2956
NSN 5930-00-528-9728