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 5930-01-118-1411
NSN 5960-01-293-6624
NSN 5990-01-178-6307
NSN 4140-01-400-3610
NSN 5905-01-553-8696
NSN 2925-00-862-8550
NSN 6220-01-513-9279
NSN 5999-00-299-4661
NSN 5905-01-160-7887
NSN 6105-01-538-2160
NSN 6150-00-419-6846
NSN 5835-01-364-6830