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 5930-01-356-2386
NSN 5998-01-506-7079
NSN 5910-01-578-6803
NSN 5960-01-468-6508
NSN 6620-00-172-6127
NSN 5950-01-019-7402
NSN 6650-01-172-0198
NSN 6220-00-506-1301
NSN 5990-01-370-5684
NSN 2925-01-100-3694
NSN 6220-00-418-4223
NSN 5920-01-381-8460