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 5905-00-932-2710
NSN 5935-01-418-1533
NSN 6105-01-424-5518
NSN 5915-00-843-8046
NSN 6320-01-181-9474
NSN 6105-01-129-8826
NSN 6150-01-489-7059
NSN 6240-00-559-3625
NSN 5920-01-513-9340
NSN 5855-00-004-0904
NSN 6620-00-880-1361
NSN 6110-01-059-0617