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 5905-01-012-4288
NSN 6130-01-492-6998
NSN 5910-01-581-7185
NSN 5925-01-527-7257
NSN 5945-00-919-6032
NSN 5985-00-983-4751
NSN 6650-01-491-4406
NSN 6105-01-220-0686
NSN 5998-00-930-9399
NSN 6135-00-152-8729
NSN 6220-01-135-3841
NSN 6620-01-383-7519