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 6610-01-298-2649
NSN 6145-00-617-4032
NSN 5960-01-200-2586
NSN 5855-01-443-0381
NSN 6145-01-357-5648
NSN 5905-00-910-4188
NSN 4140-01-196-5232
NSN 6145-01-395-7850
NSN 6620-01-027-4159
NSN 5998-01-317-3763
NSN 5996-00-619-3378
NSN 5925-01-275-4555