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 6685-01-182-5130
NSN 5925-01-119-3429
NSN 5950-01-441-3110
NSN 6105-00-049-8891
NSN 5935-00-477-2450
NSN 6220-01-611-0813
NSN 6110-01-068-4998
NSN 5950-01-221-2639
NSN 6650-00-847-3492
NSN 5905-01-495-0554
NSN 6320-01-618-7800
NSN 5935-00-409-7709