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 5835-01-310-8979
NSN 5910-01-482-7504
NSN 6650-01-367-5172
NSN 5999-00-575-4977
NSN 5996-01-180-3107
NSN 5905-01-391-4100
NSN 5965-01-484-7925
NSN 6145-01-366-7146
NSN 6610-01-519-8953
NSN 5925-01-368-9191
NSN 5905-00-974-1774
NSN 6620-00-064-3598