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 5930-00-739-4461
NSN 6645-01-400-1137
NSN 5960-00-243-9155
NSN 5835-01-356-6945
NSN 6240-01-368-0762
NSN 6135-00-519-1325
NSN 5910-00-496-1825
NSN 6220-00-971-8332
NSN 5985-00-027-3835
NSN 5935-00-403-2659
NSN 6610-01-471-3467
NSN 2925-01-218-5556