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 5855-01-513-9601
NSN 5925-01-097-7046
NSN 5895-01-406-3053
NSN 5999-00-456-0603
NSN 6105-01-420-5624
NSN 7035-01-532-5258
NSN 5998-01-511-8132
NSN 5999-01-043-3822
NSN 5930-01-400-6126
NSN 6645-00-017-8252
NSN 5895-00-722-1084
NSN 6220-00-289-9915