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 5999-01-375-7392
NSN 5855-00-125-0780
NSN 5950-01-204-4637
NSN 5945-00-410-7793
NSN 5985-01-058-9837
NSN 6620-01-009-1423
NSN 5960-01-313-9389
NSN 5975-01-547-7230
NSN 6240-00-019-5835
NSN 6645-00-243-7541
NSN 5990-01-048-9536
NSN 6620-00-239-6153