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 6645-00-784-8288
NSN 5910-01-207-8904
NSN 5920-01-332-0291
NSN 5895-01-094-0634
NSN 5920-00-661-0840
NSN 6610-00-186-9180
NSN 6150-00-317-5498
NSN 5835-01-541-9991
NSN 6650-00-804-2039
NSN 6135-00-240-3200
NSN 5975-01-502-2436
NSN 5910-00-497-6094