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 5985-01-024-8193
NSN 6105-00-326-5081
NSN 6610-01-642-1752
NSN 5998-01-051-3639
NSN 5960-01-367-0981
NSN 5998-01-214-4499
NSN 5998-01-406-4916
NSN 6320-01-455-3394
NSN 6145-01-170-8585
NSN 5920-00-554-0437
NSN 6650-01-457-8743
NSN 5895-01-510-0833