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 5950-01-491-6286
NSN 5950-01-065-0858
NSN 5999-01-112-4751
NSN 5985-00-878-8819
NSN 6220-00-609-0653
NSN 5999-00-564-4923
NSN 2925-01-053-0886
NSN 5910-00-448-8510
NSN 5990-01-557-4793
NSN 6135-00-574-1204
NSN 5990-01-606-9305
NSN 5930-00-827-2050