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 4140-00-388-6829
NSN 5930-01-411-6344
NSN 5965-00-289-6280
NSN 6130-01-222-1541
NSN 6645-01-303-6792
NSN 6240-01-502-2530
NSN 5930-01-622-7530
NSN 5895-01-329-2209
NSN 6650-01-090-0719
NSN 5855-00-494-9581
NSN 6220-01-660-1348
NSN 7035-01-220-6392