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 6610-01-236-2510
NSN 5835-00-195-7508
NSN 5905-01-620-2604
NSN 5915-01-115-6627
NSN 6610-00-510-2906
NSN 4140-01-530-4080
NSN 5835-00-061-5717
NSN 5905-00-222-5621
NSN 6145-00-444-6770
NSN 5920-00-161-4564
NSN 5935-01-391-8037
NSN 5935-01-032-6773