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 6130-01-100-3285
NSN 6685-01-317-3659
NSN 6105-01-487-5072
NSN 5975-01-127-7595
NSN 7035-01-135-0050
NSN 6240-00-900-6592
NSN 5999-01-252-8812
NSN 5975-00-004-9431
NSN 6145-01-039-2568
NSN 5895-01-475-4150
NSN 5835-01-014-8141
NSN 5895-01-399-4918