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 6105-00-248-5772
NSN 7035-00-392-5417
NSN 5965-00-739-2063
NSN 6645-01-591-3970
NSN 5975-00-222-4109
NSN 6610-00-356-6122
NSN 5985-01-117-6096
NSN 4140-01-351-3892
NSN 5835-01-462-5983
NSN 5905-01-375-0593
NSN 5950-01-652-7664
NSN 7035-01-106-3476