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 6110-01-604-7362
NSN 6240-00-299-9819
NSN 6650-01-441-1258
NSN 5915-01-418-7221
NSN 4140-01-084-0949
NSN 6610-01-003-9058
NSN 6105-01-600-8433
NSN 5910-01-279-1079
NSN 5990-00-539-7859
NSN 6220-00-722-9761
NSN 6650-01-379-8012
NSN 5925-00-813-6810