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 6150-01-132-0001
NSN 5945-01-087-6045
NSN 6135-01-442-7275
NSN 6135-00-240-3200
NSN 6650-01-297-4376
NSN 6220-01-057-3654
NSN 6240-00-495-6763
NSN 6135-01-054-2462
NSN 6240-01-279-3614
NSN 5999-00-391-5541
NSN 5945-00-413-7729
NSN 5855-00-991-0096