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 6645-01-188-0213
NSN 6650-01-644-6476
NSN 5965-01-106-4969
NSN 5965-00-224-5102
NSN 5985-00-824-0093
NSN 5915-00-100-5239
NSN 6610-01-125-0776
NSN 6130-00-226-0417
NSN 6110-00-548-3970
NSN 5975-00-962-9882
NSN 6110-00-248-7475
NSN 6650-01-461-9220