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 5895-00-637-2658
NSN 6620-01-374-5787
NSN 6150-00-922-5553
NSN 2925-01-497-9381
NSN 5855-01-341-7320
NSN 6620-01-559-1921
NSN 6240-00-827-0889
NSN 5950-01-567-9488
NSN 6130-01-556-6940
NSN 6135-01-177-3552
NSN 5855-00-165-3093
NSN 5998-01-351-9101