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 5999-00-863-9637
NSN 6110-01-207-4543
NSN 6130-01-235-2487
NSN 5996-00-032-3592
NSN 5905-01-430-9732
NSN 6110-00-285-1895
NSN 5910-01-443-9581
NSN 5985-00-935-8653
NSN 5905-01-238-9371
NSN 6610-01-588-6672
NSN 6620-01-030-9460
NSN 5975-01-116-6269