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 5930-01-651-7493
NSN 6135-01-142-2417
NSN 5915-00-967-3767
NSN 5960-00-078-9500
NSN 5999-00-677-9861
NSN 5855-00-004-0904
NSN 6685-01-097-9062
NSN 6650-01-472-6753
NSN 6135-00-461-3590
NSN 6240-00-717-0844
NSN 5895-01-452-6232
NSN 5905-01-340-3453