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 6130-00-392-1992
NSN 6645-01-232-4843
NSN 5990-01-254-2936
NSN 5915-01-136-3179
NSN 7035-00-312-3055
NSN 5925-01-079-7296
NSN 5905-01-224-0260
NSN 6220-00-809-6071
NSN 5935-01-400-1646
NSN 5895-01-236-4136
NSN 6105-01-406-5712
NSN 6620-00-803-1260