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 5990-00-274-3225
NSN 6620-01-429-6226
NSN 6135-01-268-2152
NSN 6610-00-949-1289
NSN 6130-01-127-2857
NSN 5915-01-062-0592
NSN 7035-00-020-2227
NSN 5985-00-242-4044
NSN 6145-01-139-6557
NSN 5999-01-597-0412
NSN 5996-01-372-8174
NSN 5835-01-426-6573