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 6220-01-136-7820
NSN 5950-00-097-4085
NSN 6145-01-643-9937
NSN 5996-01-411-9718
NSN 6620-00-736-8457
NSN 5925-01-020-4303
NSN 5998-01-620-5728
NSN 2925-01-432-6520
NSN 6220-01-114-2959
NSN 6610-00-124-9525
NSN 6150-00-137-2851
NSN 5935-00-280-3116