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 5915-00-098-4978
NSN 4140-00-190-0162
NSN 6650-00-803-2754
NSN 6620-00-105-3312
NSN 6105-01-168-4433
NSN 5835-00-074-3700
NSN 5960-01-375-6815
NSN 5925-00-406-9804
NSN 5945-00-504-3107
NSN 6130-01-187-1536
NSN 5965-01-495-1170
NSN 6620-00-227-6776