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 5925-01-239-6404
NSN 5915-01-460-2221
NSN 6650-01-094-6505
NSN 5945-00-496-3627
NSN 5915-01-089-8809
NSN 5999-01-039-0311
NSN 5930-01-352-7966
NSN 5910-00-959-7591
NSN 5975-01-141-4442
NSN 5915-01-353-6609
NSN 5975-01-412-1517
NSN 6130-01-069-0964