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 6145-01-657-1519
NSN 5990-01-485-0260
NSN 6105-01-360-5629
NSN 5960-01-536-9763
NSN 6610-01-507-4356
NSN 5855-01-519-7929
NSN 5925-01-171-3637
NSN 6240-00-112-5243
NSN 6110-01-381-0108
NSN 6135-01-106-7740
NSN 5999-00-649-6935
NSN 5905-01-462-0685