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 7035-00-803-3056
NSN 5910-01-403-2812
NSN 6135-00-871-3646
NSN 5960-01-305-1874
NSN 5855-01-147-4785
NSN 6145-01-363-3518
NSN 6620-01-091-9697
NSN 6105-00-383-2984
NSN 5905-01-331-9123
NSN 2925-01-048-8464
NSN 5985-00-180-8289
NSN 6150-00-937-3734