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 6105-00-225-8745
NSN 6105-01-473-3706
NSN 6620-01-078-6372
NSN 5965-00-246-5612
NSN 5835-01-116-2369
NSN 6240-01-271-6230
NSN 5950-01-329-9517
NSN 6240-00-688-6351
NSN 6145-01-213-0754
NSN 5925-01-440-7571
NSN 6620-01-025-3401
NSN 5999-00-278-5563