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 5990-01-065-0492
NSN 6110-01-578-6777
NSN 5835-01-566-5462
NSN 4140-01-175-0919
NSN 6110-01-290-2926
NSN 6685-01-583-9352
NSN 5998-00-772-7043
NSN 6610-01-651-8659
NSN 5990-00-053-1892
NSN 7035-00-763-6180
NSN 5945-00-409-6580
NSN 5835-01-227-2318