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 6110-00-234-4757
NSN 5915-01-289-4088
NSN 6645-01-028-2186
NSN 5975-00-250-7358
NSN 5965-01-225-1728
NSN 6150-00-190-2173
NSN 5998-01-634-0604
NSN 5895-01-215-4850
NSN 6610-01-274-6223
NSN 5950-00-418-3145
NSN 5996-00-606-9543
NSN 5960-01-358-2832