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 5915-00-211-2219
NSN 5920-01-307-3866
NSN 6240-01-160-8975
NSN 5835-01-282-3321
NSN 4140-00-946-2705
NSN 6610-01-647-7412
NSN 6135-01-167-7604
NSN 4140-01-014-3454
NSN 5935-00-285-2767
NSN 5960-01-352-0451
NSN 5950-01-279-6342
NSN 5935-01-429-9062