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 6135-00-593-6831
NSN 5999-01-267-3821
NSN 6145-01-417-2988
NSN 5945-00-039-9113
NSN 5910-01-070-1114
NSN 4140-01-568-2815
NSN 6220-01-425-9578
NSN 6240-01-399-0343
NSN 7035-01-438-2108
NSN 5935-01-228-2425
NSN 5945-01-195-0757
NSN 4140-00-541-9077