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 5895-00-222-5043
NSN 5910-00-891-8471
NSN 6150-01-161-4093
NSN 6220-00-888-7235
NSN 5925-00-295-6255
NSN 6145-01-548-2758
NSN 5996-00-920-4377
NSN 6685-00-839-1106
NSN 5965-01-185-2026
NSN 5920-01-150-1706
NSN 5920-01-578-7055
NSN 5925-01-258-4640