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 5915-01-595-5859
NSN 5985-00-915-9194
NSN 6620-00-417-6285
NSN 5999-01-592-2419
NSN 5935-01-437-7620
NSN 6620-01-628-2620
NSN 2925-01-472-4144
NSN 6150-01-106-2960
NSN 5996-00-422-3328
NSN 6150-01-132-2487
NSN 5965-01-343-3950
NSN 6240-01-383-4695