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 5905-00-782-4144
NSN 5960-00-515-7366
NSN 2925-00-432-3410
NSN 6150-00-666-3635
NSN 5999-01-428-1662
NSN 5945-01-245-8635
NSN 5950-01-321-4858
NSN 5930-00-804-5666
NSN 6645-01-420-5623
NSN 6620-01-060-6418
NSN 6150-01-211-7032
NSN 5920-01-134-9666