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 6135-00-548-2765
NSN 5905-01-051-1220
NSN 2925-00-471-1128
NSN 6320-01-618-7800
NSN 5855-01-120-7831
NSN 5925-01-430-4596
NSN 5905-01-196-6154
NSN 5920-01-634-0250
NSN 5990-00-090-3829
NSN 5920-00-378-1395
NSN 6320-00-931-4855
NSN 5990-00-184-5750