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 6240-00-501-7964
NSN 6645-00-353-6659
NSN 5998-00-290-1856
NSN 5925-00-467-6213
NSN 5935-01-232-0542
NSN 6650-01-181-6037
NSN 5990-00-070-9608
NSN 6220-01-195-2560
NSN 5999-00-470-5024
NSN 5925-01-219-2980
NSN 5855-01-286-9928
NSN 6610-00-244-2816