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 6130-01-204-5137
NSN 6110-00-231-9493
NSN 5950-00-156-2220
NSN 5975-00-069-1784
NSN 6135-01-648-4875
NSN 5975-01-463-2881
NSN 6320-01-189-9955
NSN 5996-00-787-3581
NSN 6240-01-212-9586
NSN 5975-01-547-4498
NSN 7035-01-641-2237
NSN 5910-01-296-1646