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 5998-01-282-7135
NSN 5855-00-494-9581
NSN 5990-01-056-0893
NSN 5950-00-615-9933
NSN 5945-00-161-4014
NSN 6650-00-820-4577
NSN 6145-01-057-3282
NSN 6610-01-116-2527
NSN 5915-01-290-4107
NSN 5998-00-820-5818
NSN 5985-01-591-5149
NSN 6220-00-053-1807