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 5895-01-456-0066
NSN 5945-01-403-2800
NSN 5990-00-226-7894
NSN 4140-01-378-2651
NSN 7035-01-497-8958
NSN 5930-01-464-4233
NSN 5895-00-740-6233
NSN 5920-00-570-6594
NSN 6135-00-826-4798
NSN 6320-01-532-7491
NSN 5950-01-476-7341
NSN 5975-00-345-0683