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 6620-01-104-2699
NSN 6110-01-643-5216
NSN 5910-01-347-1465
NSN 5930-01-462-6045
NSN 6220-00-718-6128
NSN 6220-00-536-3255
NSN 5935-00-724-7110
NSN 6610-01-387-0676
NSN 5998-00-897-5228
NSN 5975-01-408-2736
NSN 6135-00-635-9187
NSN 4140-00-660-8699