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 6650-00-196-5311
NSN 4140-01-444-2083
NSN 5925-00-109-2218
NSN 5996-00-005-7979
NSN 5960-00-174-1867
NSN 5910-00-949-1214
NSN 4140-00-954-4695
NSN 6220-01-400-0637
NSN 6220-00-320-7408
NSN 6620-01-612-6360
NSN 6105-01-269-4430
NSN 5998-00-591-4143