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 6220-01-050-5139
NSN 6610-00-441-0523
NSN 5985-01-549-7105
NSN 5920-00-491-9163
NSN 6220-01-476-4450
NSN 5920-01-069-4999
NSN 5835-00-356-3825
NSN 6610-00-435-8932
NSN 5999-01-096-1191
NSN 5945-01-153-0268
NSN 6150-00-596-8766
NSN 5985-01-287-7682