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 6130-00-812-2357
NSN 2925-00-411-0600
NSN 6220-01-449-1239
NSN 5920-01-077-5325
NSN 6110-01-632-7774
NSN 5985-01-349-9226
NSN 5985-00-076-2364
NSN 6240-01-176-9037
NSN 5996-00-241-6201
NSN 6240-00-400-7980
NSN 5975-01-169-8211
NSN 6240-01-541-8680