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 5930-01-083-9069
NSN 6645-01-383-6514
NSN 4140-01-020-6026
NSN 6610-00-191-5317
NSN 5990-01-633-9503
NSN 6645-01-237-7876
NSN 6650-01-368-3286
NSN 5965-01-204-1423
NSN 5996-01-311-2808
NSN 5990-00-956-9130
NSN 5999-01-391-7475
NSN 6220-01-399-1606