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 6620-01-498-2052
NSN 5945-01-221-5403
NSN 6610-00-899-9288
NSN 6110-01-350-3449
NSN 5960-00-349-7650
NSN 6240-01-443-6597
NSN 4140-01-068-0140
NSN 6610-00-623-5783
NSN 5960-01-331-3817
NSN 6220-00-369-5422
NSN 5985-01-495-0883
NSN 5935-01-390-4968