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 6150-01-398-8973
NSN 5975-01-170-1282
NSN 5895-01-028-2215
NSN 5960-01-071-6267
NSN 5945-01-023-2159
NSN 5945-01-634-0588
NSN 6320-00-882-7061
NSN 5965-01-341-8746
NSN 5965-00-905-6895
NSN 5895-00-406-7671
NSN 5950-00-226-1378
NSN 5945-01-453-2924