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 6685-00-296-0392
NSN 5855-01-129-1327
NSN 5935-01-461-4778
NSN 4140-00-219-3146
NSN 6220-01-169-2192
NSN 5905-01-350-3146
NSN 5945-00-601-0192
NSN 5925-00-986-0481
NSN 6620-01-646-0105
NSN 6135-01-428-8821
NSN 5905-00-264-4148
NSN 5985-00-351-9456