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 6685-01-141-7034
NSN 5910-00-952-2996
NSN 5930-01-201-4528
NSN 5975-00-937-8420
NSN 5965-00-296-9994
NSN 6610-01-481-2644
NSN 5915-00-063-3689
NSN 6110-00-242-8123
NSN 6110-01-102-2370
NSN 6240-01-426-5581
NSN 6110-01-004-9870
NSN 6620-00-172-9222