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 6610-01-357-5957
NSN 5895-01-529-6710
NSN 5985-00-245-0240
NSN 6110-01-090-9906
NSN 6145-01-230-0058
NSN 6220-00-809-6071
NSN 5985-01-215-1677
NSN 5985-01-145-4673
NSN 6240-01-332-2887
NSN 6145-01-286-3540
NSN 5915-01-625-9403
NSN 5910-00-212-5969