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 6135-01-641-4356
NSN 6145-00-814-9266
NSN 5965-01-187-8574
NSN 5855-01-195-2518
NSN 6145-01-484-8735
NSN 5960-00-682-3598
NSN 5915-01-064-9811
NSN 5950-00-289-9889
NSN 5905-01-234-6345
NSN 5998-00-157-6975
NSN 5998-01-432-0905
NSN 5999-00-232-3956