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 6150-01-383-6744
NSN 5835-01-090-0784
NSN 5998-01-255-3310
NSN 5930-00-373-3812
NSN 5905-01-261-0800
NSN 6650-00-255-8269
NSN 5990-01-288-7393
NSN 5855-01-411-3360
NSN 5905-00-332-9330
NSN 2925-01-593-2542
NSN 7035-01-174-7878
NSN 7035-01-005-0694