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 5960-01-423-4240
NSN 5910-00-105-1860
NSN 5965-01-633-8849
NSN 5975-00-833-7701
NSN 6320-00-521-9350
NSN 5930-01-274-7907
NSN 5999-00-900-4778
NSN 5960-01-152-7740
NSN 5925-00-308-7295
NSN 5960-01-011-4395
NSN 5835-00-807-5632
NSN 5915-00-941-4721