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 5998-00-446-8830
NSN 6620-01-516-6282
NSN 5935-00-099-4694
NSN 5895-00-162-9067
NSN 6685-00-578-5951
NSN 5960-00-273-3058
NSN 6150-01-112-1811
NSN 6150-01-324-6356
NSN 5905-01-342-9999
NSN 6130-00-463-9509
NSN 5920-00-325-3980
NSN 4140-00-294-3654