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 5855-01-659-0293
NSN 6320-00-070-4544
NSN 6145-00-336-8257
NSN 5960-01-298-0254
NSN 6645-00-825-5677
NSN 6110-01-532-4044
NSN 6145-01-105-1995
NSN 5945-01-361-8768
NSN 6150-01-317-8085
NSN 6685-01-068-2127
NSN 6620-00-469-4571
NSN 5996-01-564-5554