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 5950-00-131-5800
NSN 5915-01-150-6417
NSN 5905-01-634-0595
NSN 6685-01-178-7635
NSN 6135-01-077-5705
NSN 6685-01-275-2679
NSN 6645-01-193-8607
NSN 6685-01-526-6556
NSN 5935-00-574-5687
NSN 7035-01-363-2748
NSN 6110-01-430-0314
NSN 6150-01-414-4948