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 5999-01-538-6481
NSN 5895-01-385-9217
NSN 5925-01-152-1931
NSN 6645-00-873-4642
NSN 5985-01-624-1060
NSN 5910-01-010-4243
NSN 6130-00-761-9113
NSN 5965-01-441-8826
NSN 5910-00-537-2090
NSN 5910-01-357-6114
NSN 5998-00-959-6018
NSN 6240-00-416-6140