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 5835-01-160-3045
NSN 5945-01-250-2518
NSN 5985-01-476-8978
NSN 5905-00-153-2134
NSN 5996-01-306-0341
NSN 5960-01-243-0007
NSN 5999-01-088-7539
NSN 5855-01-492-8248
NSN 6645-01-528-6433
NSN 5855-01-320-7640
NSN 6105-00-186-9380
NSN 5960-00-393-2505