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 6320-01-350-5570
NSN 5945-01-179-7164
NSN 5996-01-238-1041
NSN 5855-00-237-4088
NSN 6110-01-463-9010
NSN 5910-01-543-2804
NSN 5905-01-406-5217
NSN 5895-00-269-3848
NSN 5915-01-337-2071
NSN 7035-00-392-5417
NSN 6645-00-081-4298
NSN 4140-01-543-9670