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 5999-00-010-4777
NSN 2925-01-079-6229
NSN 5935-00-952-2897
NSN 6105-01-442-4343
NSN 5925-00-391-5362
NSN 6130-01-656-3736
NSN 6650-01-056-7158
NSN 6240-01-026-1376
NSN 7035-01-091-1929
NSN 5990-00-607-9477
NSN 2925-01-254-3068
NSN 6110-01-529-6338