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 5945-01-209-9167
NSN 6685-00-175-8227
NSN 6610-01-633-8931
NSN 5990-01-264-9759
NSN 5950-01-495-5051
NSN 5910-01-435-5531
NSN 5835-01-249-7393
NSN 6150-01-539-6069
NSN 5835-00-325-8206
NSN 5985-01-182-1736
NSN 5920-01-141-5706
NSN 6240-01-145-4916