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 6645-00-766-7935
NSN 5920-00-518-0839
NSN 6645-00-255-1372
NSN 6320-01-365-2701
NSN 5910-01-397-8532
NSN 5999-00-891-9609
NSN 5990-01-363-5728
NSN 7035-00-124-9383
NSN 5855-01-244-4978
NSN 6610-00-929-6249
NSN 5975-01-551-1172
NSN 6645-00-334-9225