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 5920-01-424-9968
NSN 6105-01-251-2557
NSN 5925-01-357-0096
NSN 5975-01-103-1694
NSN 5905-00-550-0937
NSN 5998-00-168-0301
NSN 5996-01-121-0113
NSN 5930-01-375-4861
NSN 5985-01-575-1397
NSN 6150-01-442-7622
NSN 5920-01-401-5315
NSN 6110-00-323-9257