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 6105-00-426-2237
NSN 5910-01-471-2499
NSN 5920-01-592-9983
NSN 5985-01-067-8610
NSN 5990-00-482-7927
NSN 4140-01-600-5651
NSN 5965-00-997-5764
NSN 5985-00-889-5198
NSN 6105-01-180-0258
NSN 5945-01-057-2646
NSN 5855-01-177-4751
NSN 2925-00-335-7119