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 5990-00-874-3036
NSN 6685-00-067-5968
NSN 5965-01-324-0767
NSN 5905-00-267-3120
NSN 5975-01-468-6161
NSN 5998-01-206-4672
NSN 6645-01-103-8449
NSN 5925-01-628-4934
NSN 5965-01-254-6527
NSN 6650-01-484-9505
NSN 5835-01-227-2318
NSN 5920-01-189-0115