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 5935-01-445-9304
NSN 5999-01-359-8294
NSN 5895-01-634-0190
NSN 5975-01-641-8088
NSN 6320-01-384-3850
NSN 5920-01-498-9294
NSN 6130-01-540-4308
NSN 6685-01-309-0118
NSN 4140-01-270-1067
NSN 6320-01-519-8767
NSN 5965-00-228-8336
NSN 5910-01-462-1205