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 6650-01-056-2907
NSN 5835-01-373-3498
NSN 6685-01-607-1743
NSN 5920-01-398-3523
NSN 5920-01-127-5985
NSN 5925-00-503-6469
NSN 5920-01-485-6785
NSN 5945-01-430-4014
NSN 6320-00-701-0437
NSN 6150-01-379-5774
NSN 6130-00-803-4580
NSN 6650-01-239-6241