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 6105-00-068-3494
NSN 5855-01-570-9714
NSN 5905-01-441-4810
NSN 5965-00-840-6542
NSN 5920-01-381-1306
NSN 5905-01-403-2806
NSN 6320-01-029-4220
NSN 6685-01-252-6418
NSN 5990-00-530-3855
NSN 6320-01-125-3361
NSN 5985-01-174-8941
NSN 5950-01-512-2232