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 5990-01-042-1984
NSN 5935-00-494-9916
NSN 6685-01-245-9862
NSN 5945-01-471-0410
NSN 6650-01-082-8962
NSN 5990-00-121-2134
NSN 5996-01-381-6564
NSN 5996-00-548-5179
NSN 5996-01-428-2807
NSN 7035-01-571-8784
NSN 5930-01-141-7740
NSN 5960-01-487-4791