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 6220-01-163-8775
NSN 5998-01-203-4656
NSN 5999-01-442-3648
NSN 6220-01-417-1847
NSN 5895-00-257-2455
NSN 6130-01-418-6984
NSN 6145-01-085-4609
NSN 5835-00-507-3561
NSN 5905-01-201-5334
NSN 6645-01-560-9339
NSN 2925-00-993-7715
NSN 7035-01-068-3300