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 6645-01-383-8139
NSN 6645-01-268-7265
NSN 6110-01-160-9142
NSN 5855-01-323-4940
NSN 6645-00-898-4316
NSN 5985-01-599-7608
NSN 5935-00-171-0131
NSN 5965-01-368-6740
NSN 5935-00-189-0200
NSN 5975-00-332-2520
NSN 6150-01-490-6496
NSN 6145-00-095-2492