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 5975-00-104-9989
NSN 5905-01-605-1569
NSN 6240-01-212-3529
NSN 6620-01-209-6909
NSN 6220-01-414-3876
NSN 6145-01-507-0379
NSN 5895-01-414-8924
NSN 5905-01-420-5960
NSN 5930-00-367-3983
NSN 5965-01-464-9885
NSN 6130-01-388-2973
NSN 5965-01-305-2858