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 5998-00-917-3169
NSN 6610-00-278-7647
NSN 5910-01-459-9092
NSN 6685-01-430-2447
NSN 5910-01-100-2053
NSN 5910-00-835-5541
NSN 6650-00-067-3572
NSN 5935-00-909-8609
NSN 6105-00-111-3353
NSN 4140-00-052-4815
NSN 5910-00-471-6351
NSN 5935-01-593-7421