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 5905-01-125-1751
NSN 5895-01-282-9105
NSN 6240-01-098-6410
NSN 5855-01-047-3231
NSN 6130-01-367-8495
NSN 6130-01-524-5954
NSN 6620-01-367-4960
NSN 4140-00-955-9019
NSN 5905-01-602-6129
NSN 6220-01-556-6330
NSN 7035-00-938-8289
NSN 6645-01-540-0231