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 6650-01-584-9606
NSN 5975-00-142-2450
NSN 5990-00-419-0236
NSN 6105-01-383-0325
NSN 6610-01-555-8364
NSN 6240-01-192-5590
NSN 7035-01-049-6776
NSN 5975-01-104-2917
NSN 5835-01-558-9444
NSN 6135-00-583-3966
NSN 6610-01-100-3662
NSN 5998-00-942-1614