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 5945-01-091-9162
NSN 5960-01-521-6865
NSN 6220-01-133-5941
NSN 5960-01-254-3541
NSN 5998-00-858-1575
NSN 5895-01-451-3866
NSN 5930-01-173-0328
NSN 6645-00-634-9317
NSN 5950-01-584-2708
NSN 5835-00-364-0816
NSN 6240-01-112-1120
NSN 6105-01-322-0303