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 5905-01-206-0341
NSN 5910-00-122-5460
NSN 5895-01-322-6485
NSN 5999-00-186-1192
NSN 5945-00-466-3748
NSN 2925-01-012-3162
NSN 5960-01-123-8775
NSN 5996-00-367-2388
NSN 6240-01-200-7937
NSN 6610-01-263-8999
NSN 5920-00-456-5211
NSN 6320-00-925-0558