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 5975-00-296-9966
NSN 5960-01-071-4308
NSN 5855-01-205-7030
NSN 5999-00-598-3578
NSN 5925-01-432-7603
NSN 6150-01-334-2562
NSN 5960-01-503-0362
NSN 5965-01-458-5299
NSN 5975-01-486-5089
NSN 5965-01-154-6319
NSN 6645-00-155-2398
NSN 5965-00-075-1485