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 5950-01-508-9537
NSN 6135-01-472-9011
NSN 5920-00-798-5710
NSN 6145-00-760-7613
NSN 5930-01-188-1538
NSN 5920-01-258-6360
NSN 5905-00-414-2689
NSN 5999-00-755-0364
NSN 5835-01-568-7796
NSN 6650-01-660-1895
NSN 5996-01-441-1594
NSN 5996-01-197-7005