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 5975-00-661-1832
NSN 5985-00-416-9427
NSN 2925-00-215-3139
NSN 6220-01-653-9113
NSN 5985-01-286-0015
NSN 5855-01-546-6954
NSN 6105-00-188-2170
NSN 6110-00-491-8502
NSN 6220-01-442-7282
NSN 5998-01-500-3142
NSN 6610-01-277-6333
NSN 6220-01-247-8607