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 6220-00-527-1177
NSN 6650-01-100-3185
NSN 5915-01-140-1087
NSN 6645-00-162-2092
NSN 5930-00-194-7658
NSN 6135-00-505-0679
NSN 6130-01-472-7454
NSN 5975-00-203-1265
NSN 6220-00-419-0635
NSN 4140-01-183-3550
NSN 5930-00-949-5793
NSN 6130-00-510-4399