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 5990-01-116-2181
NSN 5925-01-512-8126
NSN 5998-00-146-3853
NSN 5920-00-480-1228
NSN 7035-01-479-5268
NSN 6620-01-440-9810
NSN 5905-00-815-7079
NSN 5965-01-521-7214
NSN 5910-01-587-1303
NSN 6220-01-463-5460
NSN 6645-00-061-7863
NSN 6135-00-369-2368