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 5960-00-594-0824
NSN 6650-01-618-4765
NSN 5950-00-898-9399
NSN 5895-00-179-1529
NSN 6620-01-245-0184
NSN 5910-00-713-4329
NSN 6645-01-483-3061
NSN 4140-01-499-4071
NSN 5999-01-137-8847
NSN 5895-01-054-3799
NSN 5910-01-401-5279
NSN 6645-00-372-2618