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 6110-00-202-2990
NSN 5999-00-870-1092
NSN 6620-00-358-7160
NSN 6150-01-004-0855
NSN 5925-01-551-4116
NSN 6620-00-482-1073
NSN 5965-01-451-7313
NSN 5920-01-560-6155
NSN 5945-01-550-5426
NSN 2925-01-168-6253
NSN 6645-01-160-7707
NSN 5895-01-255-5934