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 6135-01-423-7502
NSN 5905-01-461-6364
NSN 5920-01-136-8673
NSN 5930-00-146-1300
NSN 5965-00-117-4214
NSN 5965-00-139-4870
NSN 5990-00-308-2538
NSN 6645-01-164-7650
NSN 6610-01-010-3915
NSN 5990-01-408-6554
NSN 5945-01-537-2486
NSN 5905-01-575-2595