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 5985-01-620-8980
NSN 5985-01-219-4961
NSN 5960-01-345-3464
NSN 6320-01-138-0442
NSN 5950-01-044-0848
NSN 6240-01-238-5374
NSN 6130-01-101-2582
NSN 5965-01-197-6924
NSN 6145-00-295-2887
NSN 5920-00-606-1242
NSN 6610-01-484-8980
NSN 5998-01-600-4157