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 5910-00-144-4383
NSN 5985-01-654-8942
NSN 6220-01-394-7837
NSN 6110-00-413-1776
NSN 5975-01-578-6071
NSN 6105-00-465-1137
NSN 5935-00-113-5171
NSN 5835-01-531-0379
NSN 5990-01-182-5913
NSN 6145-00-150-5049
NSN 6240-01-653-9921
NSN 5998-01-383-0153