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 4140-01-195-1540
NSN 6610-01-361-8965
NSN 2925-01-541-5031
NSN 2925-00-631-0548
NSN 4140-01-119-5219
NSN 5999-01-342-4979
NSN 5950-01-416-1513
NSN 5985-01-136-6654
NSN 6150-00-485-8853
NSN 6240-01-424-0980
NSN 5925-01-413-1638
NSN 5915-00-567-4599