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 5895-01-296-2300
NSN 5945-00-269-5375
NSN 6130-01-281-0393
NSN 5999-00-285-2987
NSN 6610-01-352-5500
NSN 6240-01-449-2883
NSN 6150-00-782-7687
NSN 6610-00-905-6780
NSN 6320-01-481-7322
NSN 6610-01-294-5666
NSN 5990-01-373-3104
NSN 6320-01-056-1164