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 5960-01-457-9722
NSN 6620-01-406-6840
NSN 5945-00-224-6266
NSN 6220-01-365-7384
NSN 5975-01-442-2396
NSN 5996-01-213-5184
NSN 6620-01-117-5842
NSN 5910-01-344-4896
NSN 6145-01-428-7754
NSN 6620-01-205-6608
NSN 5915-01-123-9956
NSN 5999-01-396-2767