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 6610-01-624-5664
NSN 6645-01-172-6838
NSN 5935-01-101-6829
NSN 6220-01-392-4835
NSN 6105-01-430-0127
NSN 5990-01-209-3955
NSN 5925-01-567-2309
NSN 6650-01-005-8570
NSN 6110-01-072-5399
NSN 5990-01-378-7349
NSN 2925-00-404-6461
NSN 5965-00-497-4521