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 5855-01-328-7434
NSN 5990-01-217-4590
NSN 5920-01-489-5328
NSN 6240-01-281-7249
NSN 5935-01-631-1781
NSN 7035-01-473-0517
NSN 6610-01-311-1760
NSN 6110-01-480-2544
NSN 5935-01-581-4076
NSN 6130-01-560-5909
NSN 6110-01-157-1505
NSN 7035-01-106-3476