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 5935-01-336-3262
NSN 6610-01-023-6073
NSN 5835-01-584-8538
NSN 5999-00-331-9696
NSN 5910-01-030-6236
NSN 5920-00-935-2275
NSN 6685-01-228-5332
NSN 6240-01-237-5430
NSN 5975-00-900-4013
NSN 5935-01-182-6443
NSN 5990-00-834-1744
NSN 6685-01-350-3451