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 5985-01-080-9292
NSN 5835-01-580-0446
NSN 5920-01-273-7923
NSN 6145-01-608-1169
NSN 6620-01-013-5432
NSN 6220-00-936-3186
NSN 6145-01-271-1910
NSN 6650-01-441-7790
NSN 5895-01-489-0908
NSN 5998-01-224-5206
NSN 6650-00-987-5070
NSN 5998-00-405-8920