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 5835-01-442-6079
NSN 6220-01-063-8238
NSN 5925-01-217-0500
NSN 6220-01-371-3430
NSN 6610-00-280-2982
NSN 6145-00-467-0569
NSN 5998-01-615-0603
NSN 5950-01-145-6214
NSN 5999-01-556-9640
NSN 5855-01-161-8964
NSN 5895-01-487-4333
NSN 5855-00-949-8143