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 6220-00-238-0433
NSN 5990-01-110-4841
NSN 6110-01-468-9158
NSN 6220-00-431-7727
NSN 5935-01-595-6181
NSN 6685-01-055-9643
NSN 6105-01-208-7914
NSN 6610-00-777-7494
NSN 6130-01-261-5145
NSN 5999-01-201-3220
NSN 7035-01-580-6250
NSN 5975-01-113-1690