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 5975-01-451-4799
NSN 5920-00-378-1395
NSN 5935-01-634-0668
NSN 5920-00-850-2407
NSN 5960-01-289-9733
NSN 6135-00-542-6216
NSN 6145-01-174-5268
NSN 6150-01-598-1418
NSN 6620-01-277-9325
NSN 5925-00-837-9467
NSN 5985-01-612-2410
NSN 6610-00-197-7648