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 5945-00-432-6669
NSN 6685-01-258-6212
NSN 6135-00-057-2005
NSN 6150-01-152-8915
NSN 5996-00-043-1246
NSN 5960-01-063-6846
NSN 6610-00-227-8846
NSN 5855-01-634-0259
NSN 5996-01-145-6557
NSN 6645-00-816-5337
NSN 5975-00-105-5107
NSN 6150-01-146-9014