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 5945-01-577-7798
NSN 5998-01-392-0166
NSN 5935-00-853-4290
NSN 6110-01-418-8671
NSN 6320-00-937-5625
NSN 5930-01-415-8004
NSN 6135-00-567-1322
NSN 5920-00-291-1379
NSN 6645-01-462-2101
NSN 6150-01-285-5587
NSN 5910-01-472-3798
NSN 5920-01-615-4604