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 5915-00-959-5454
NSN 5910-00-717-0647
NSN 6105-00-703-6619
NSN 6105-01-183-1624
NSN 6220-01-286-4249
NSN 5960-00-839-8137
NSN 5960-01-589-6846
NSN 5996-01-462-0112
NSN 5835-01-531-0379
NSN 5960-01-353-5947
NSN 5910-01-515-8804
NSN 5960-01-502-6270