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 5965-00-925-7314
NSN 5925-01-473-4287
NSN 5905-01-204-8156
NSN 6135-00-891-4944
NSN 6110-00-052-2655
NSN 5965-00-815-2525
NSN 5965-00-653-4782
NSN 5990-00-969-8838
NSN 6130-00-925-2303
NSN 5915-01-247-5728
NSN 6105-01-442-7801
NSN 6240-01-225-9508