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 5960-01-349-8791
NSN 5920-00-968-3844
NSN 5999-01-054-3659
NSN 6645-00-634-9317
NSN 5920-01-355-8927
NSN 6150-00-660-8545
NSN 5855-01-078-4180
NSN 6620-00-485-0542
NSN 5925-01-576-1619
NSN 6110-00-706-8661
NSN 6145-01-044-5278
NSN 5935-01-572-8354