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 6645-01-100-3296
NSN 6110-01-211-6577
NSN 6110-00-078-8565
NSN 5935-01-434-3173
NSN 5920-00-216-4759
NSN 6110-01-255-1712
NSN 5975-00-690-9061
NSN 5985-01-432-8768
NSN 6130-01-247-7942
NSN 6150-01-315-1867
NSN 6220-00-689-8114
NSN 5996-01-259-6499