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 5905-01-339-1402
NSN 5935-00-683-1613
NSN 6685-01-169-5243
NSN 5925-01-235-6499
NSN 5950-00-277-3476
NSN 5930-00-203-2080
NSN 5996-00-173-2620
NSN 5985-00-238-7841
NSN 5855-00-791-5000
NSN 6645-01-400-1137
NSN 5855-00-256-5562
NSN 5975-01-371-4288