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 5965-01-155-3131
NSN 6240-01-167-0336
NSN 5905-00-203-4480
NSN 5945-00-246-9969
NSN 6610-01-116-2527
NSN 6110-01-562-7502
NSN 5998-01-399-1261
NSN 5835-01-431-6877
NSN 6620-01-408-2989
NSN 6130-00-445-8540
NSN 5975-01-634-0678
NSN 5930-00-683-6542