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 6240-01-314-3784
NSN 5990-01-219-2703
NSN 5925-01-540-7580
NSN 5960-00-561-8230
NSN 6620-00-485-4136
NSN 5975-01-140-8280
NSN 5920-01-445-6557
NSN 6105-00-246-5311
NSN 6240-00-005-7302
NSN 5985-00-167-9819
NSN 6320-00-908-6841
NSN 5925-00-802-8626