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 5915-01-023-7674
NSN 5905-01-025-0145
NSN 6150-01-460-0281
NSN 6685-00-917-2153
NSN 6110-01-219-7972
NSN 6650-01-223-3113
NSN 5996-01-643-7644
NSN 6240-00-954-7853
NSN 5999-01-485-1380
NSN 6220-01-223-3984
NSN 6650-01-006-3487
NSN 5925-00-499-9220