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 6645-01-315-2010
NSN 6135-01-286-9563
NSN 6130-01-513-9970
NSN 4140-00-945-4055
NSN 6645-01-360-2866
NSN 5920-01-468-0186
NSN 6130-00-354-0251
NSN 4140-01-542-3749
NSN 5895-00-675-4374
NSN 5925-01-625-1802
NSN 6105-01-468-5605
NSN 6145-00-191-3903