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 6650-00-950-4107
NSN 6650-01-531-2439
NSN 2925-01-458-5808
NSN 5895-00-368-9243
NSN 5996-01-502-6330
NSN 5999-00-141-0291
NSN 5835-00-505-2516
NSN 6645-01-548-2094
NSN 6135-00-262-6807
NSN 6240-00-983-6761
NSN 6145-00-808-3537
NSN 5925-01-019-8911