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 6620-01-201-1327
NSN 5998-00-827-2029
NSN 5945-01-571-9290
NSN 5935-00-805-5474
NSN 5930-00-054-5870
NSN 6610-01-042-8621
NSN 6130-01-438-6960
NSN 5915-00-470-5391
NSN 6110-01-367-2165
NSN 5999-00-010-1768
NSN 6145-01-037-1272
NSN 6105-01-455-7668