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 6110-00-166-7865
NSN 5965-00-841-9195
NSN 5945-00-355-1158
NSN 6150-01-367-2400
NSN 5960-01-195-6905
NSN 5905-01-430-7231
NSN 5945-01-452-5473
NSN 6150-01-057-7689
NSN 6685-00-783-8875
NSN 6110-01-648-1954
NSN 5920-01-023-5878
NSN 5965-00-226-0209