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 5930-01-370-4206
NSN 5895-00-391-8084
NSN 5905-00-189-0621
NSN 5920-01-229-7152
NSN 6130-00-100-0175
NSN 6220-01-568-8419
NSN 5925-01-397-0559
NSN 5950-01-364-1139
NSN 5905-00-312-3958
NSN 5895-00-679-4347
NSN 6650-01-573-4044
NSN 5905-00-172-5150