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 5920-00-147-3164
NSN 5998-01-307-9451
NSN 5945-01-262-0616
NSN 6130-01-181-5475
NSN 5905-01-363-9891
NSN 5945-00-296-8464
NSN 6240-01-497-7901
NSN 6105-00-231-4370
NSN 5925-01-083-3042
NSN 6145-01-361-5308
NSN 5930-01-606-3058
NSN 5895-00-304-7140