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 5985-01-417-2139
NSN 5930-01-429-8975
NSN 5930-00-922-9182
NSN 5855-01-334-6594
NSN 5990-01-254-3197
NSN 7035-01-182-1086
NSN 5985-01-100-8583
NSN 5920-01-197-8397
NSN 6145-00-296-0085
NSN 2925-00-610-9344
NSN 5999-01-490-9952
NSN 6620-00-104-6937