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 6645-00-527-7258
NSN 6685-01-276-6348
NSN 5835-01-442-6482
NSN 6135-01-205-5965
NSN 6105-00-945-2339
NSN 6320-00-284-1524
NSN 6320-01-445-0325
NSN 6105-01-056-4473
NSN 5965-01-260-2547
NSN 6130-00-959-8963
NSN 6135-01-419-5574
NSN 6145-01-431-7767