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 6130-00-564-6461
NSN 5855-01-277-1663
NSN 2925-01-658-4470
NSN 6610-01-025-4718
NSN 6610-01-542-2276
NSN 6685-01-414-1904
NSN 5960-01-425-1454
NSN 5960-01-507-9112
NSN 6110-01-576-4618
NSN 4140-01-448-5614
NSN 5945-01-392-0898
NSN 4140-01-468-0277