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 6620-00-137-0332
NSN 6110-01-380-7184
NSN 6130-00-613-7448
NSN 5915-00-683-8248
NSN 7035-01-523-6079
NSN 5990-01-501-5409
NSN 6135-00-548-2765
NSN 6610-01-060-6165
NSN 5905-00-561-1300
NSN 5905-01-327-3678
NSN 5835-01-442-6482
NSN 5920-01-483-2299