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 6110-00-840-6560
NSN 5999-01-346-9952
NSN 2925-00-060-8292
NSN 6610-01-153-8625
NSN 5915-00-054-3046
NSN 6130-01-278-8340
NSN 6130-00-367-2706
NSN 5835-00-378-1429
NSN 5895-00-889-3818
NSN 7035-01-012-2259
NSN 4140-00-144-6833
NSN 6135-01-014-9755