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 4140-01-143-0706
NSN 5975-01-186-0114
NSN 6320-00-456-0836
NSN 6130-01-327-0227
NSN 6150-01-025-1467
NSN 5910-01-101-2278
NSN 6685-01-237-2562
NSN 6650-00-824-5510
NSN 6105-01-360-4706
NSN 5910-01-182-4734
NSN 5920-01-467-5568
NSN 6610-00-111-3159