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 5990-00-734-7285
NSN 7035-01-592-7756
NSN 5990-00-247-0975
NSN 5945-00-526-0310
NSN 5960-01-421-0887
NSN 5990-01-353-3691
NSN 7035-01-364-8454
NSN 6610-00-376-7689
NSN 6220-01-592-6113
NSN 6645-01-115-4953
NSN 4140-01-475-4270
NSN 5895-00-479-7784