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 5960-01-215-0992
NSN 5945-00-597-5722
NSN 6650-01-147-7135
NSN 5960-01-163-8905
NSN 5996-01-014-6103
NSN 5855-00-361-0167
NSN 6150-00-089-4784
NSN 6610-01-566-8198
NSN 6135-01-397-6564
NSN 6645-00-246-4934
NSN 5998-00-452-5406
NSN 6220-01-129-5150