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 6150-00-596-9253
NSN 5905-00-401-1067
NSN 5998-01-618-4270
NSN 6645-01-206-4888
NSN 5935-01-067-8082
NSN 2925-01-131-0473
NSN 6620-00-379-2856
NSN 5975-01-218-2385
NSN 5915-01-608-4816
NSN 5895-00-631-3254
NSN 5905-00-883-6435
NSN 4140-01-574-6903