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 6150-00-595-5815
NSN 5905-01-334-6642
NSN 5855-00-455-6070
NSN 6150-00-400-2952
NSN 6620-00-656-4445
NSN 6150-01-454-1990
NSN 5999-01-398-1242
NSN 5998-00-170-6756
NSN 6150-01-263-3905
NSN 5935-00-966-4920
NSN 5925-00-063-8997
NSN 7035-00-574-4223