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 6150-00-433-4298
NSN 5990-00-277-3763
NSN 6130-00-167-7584
NSN 5905-01-215-0760
NSN 6220-01-615-4461
NSN 5985-01-170-4076
NSN 7035-00-360-2008
NSN 5990-00-932-3070
NSN 5935-01-182-6804
NSN 5930-00-933-2631
NSN 5945-00-420-1273
NSN 5998-01-424-1488