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 4140-01-175-9982
NSN 6240-01-558-8377
NSN 5935-01-516-0100
NSN 6220-01-254-6133
NSN 5905-01-071-9927
NSN 5985-01-005-0370
NSN 6320-01-262-8642
NSN 5985-01-323-1972
NSN 5925-00-666-4753
NSN 6650-01-199-4968
NSN 5965-01-398-2514
NSN 2925-01-463-8856