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 7035-00-238-3662
NSN 5950-01-592-1583
NSN 6220-00-211-6276
NSN 5965-01-613-6289
NSN 6145-01-429-8529
NSN 6220-01-023-0394
NSN 6685-00-724-8861
NSN 5935-01-480-4962
NSN 6240-01-473-1660
NSN 6145-00-988-0534
NSN 6620-01-336-2663
NSN 5975-01-212-2761