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 6685-01-590-1161
NSN 5905-01-527-2225
NSN 5960-00-861-8369
NSN 5999-00-661-0954
NSN 5960-00-855-1496
NSN 5975-01-498-4431
NSN 5950-01-422-2924
NSN 6110-00-149-8353
NSN 5990-01-124-9063
NSN 5915-00-269-4463
NSN 5920-01-250-3239
NSN 6240-00-052-0786