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 6145-00-007-5178
NSN 5935-00-416-8433
NSN 5950-01-524-0568
NSN 5945-00-241-6252
NSN 5985-01-020-8259
NSN 6135-01-062-9356
NSN 6650-00-431-9541
NSN 5950-01-467-2426
NSN 5920-00-493-8307
NSN 5920-00-308-0778
NSN 6145-00-155-5297
NSN 6110-01-633-9660