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 5915-01-335-6693
NSN 6645-01-492-9823
NSN 5945-01-568-5499
NSN 2925-01-464-3093
NSN 5895-00-182-3049
NSN 6220-01-063-3771
NSN 6130-01-349-4025
NSN 5990-01-591-8797
NSN 5975-00-257-5616
NSN 5895-00-590-8726
NSN 2925-01-522-1134
NSN 4140-01-620-1260