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 6320-01-441-2438
NSN 7035-01-069-3537
NSN 5960-00-649-6956
NSN 6645-01-371-1632
NSN 6650-00-859-1859
NSN 5950-01-380-7446
NSN 6645-00-399-1862
NSN 7035-01-625-1687
NSN 6320-00-593-0379
NSN 5996-00-800-7628
NSN 6105-01-426-7906
NSN 6150-01-102-8899