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 6220-01-550-0340
NSN 5996-00-307-4157
NSN 5835-01-115-6067
NSN 5920-01-393-5460
NSN 5965-01-068-2714
NSN 6220-01-033-5182
NSN 6240-00-527-8614
NSN 5855-01-417-3250
NSN 5999-01-215-1236
NSN 6240-00-507-8987
NSN 5950-01-634-0677
NSN 5895-00-452-0333