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 6135-00-246-0324
NSN 5960-00-851-3625
NSN 5920-00-140-8912
NSN 6145-01-195-0332
NSN 5985-00-238-2595
NSN 5935-00-248-2975
NSN 5990-00-566-5987
NSN 5950-01-496-0575
NSN 5990-01-231-9608
NSN 5998-00-347-0331
NSN 5905-00-296-8763
NSN 5990-00-538-7962