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 6150-00-964-7303
NSN 7035-01-529-4603
NSN 6320-01-436-0513
NSN 6320-00-116-3658
NSN 6135-00-951-3426
NSN 5990-01-095-8866
NSN 6220-01-534-3965
NSN 5990-01-546-1649
NSN 5930-01-528-3592
NSN 6685-01-083-9759
NSN 5990-01-517-7848
NSN 5895-01-150-1909