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 5905-01-516-5366
NSN 6220-01-297-3218
NSN 5905-01-419-5798
NSN 5975-01-298-0153
NSN 5965-01-594-1983
NSN 5935-00-683-6460
NSN 5925-00-597-1558
NSN 6105-01-177-9955
NSN 4140-01-531-2788
NSN 5895-00-801-9118
NSN 6130-00-289-7050
NSN 6110-00-244-2308