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 6240-00-483-7038
NSN 6645-01-484-9847
NSN 6130-01-600-6187
NSN 5999-01-020-2342
NSN 6320-00-004-9158
NSN 6130-00-173-3987
NSN 5965-00-921-8370
NSN 5930-00-801-0702
NSN 6135-01-097-9317
NSN 6650-00-375-6632
NSN 5910-01-306-1095
NSN 5920-00-807-8774