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 6240-01-263-0123
NSN 4140-00-486-6292
NSN 6645-01-045-4088
NSN 6620-00-596-1951
NSN 4140-00-790-4691
NSN 6320-00-857-4073
NSN 5935-01-179-1888
NSN 2925-01-065-0060
NSN 5945-01-219-4203
NSN 5895-00-840-3776
NSN 5950-01-435-6354
NSN 4140-01-583-4409