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 6150-01-190-0624
NSN 5990-01-527-4868
NSN 6110-00-623-9521
NSN 5905-01-422-1354
NSN 6130-01-417-2165
NSN 4140-01-012-2460
NSN 6650-00-948-3647
NSN 5999-00-225-6619
NSN 6145-01-276-9215
NSN 5975-00-946-1390
NSN 2925-01-197-7864
NSN 5835-01-200-7153