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 5965-01-004-9404
NSN 6135-00-375-6861
NSN 6685-00-038-7886
NSN 5905-01-483-3871
NSN 5935-01-011-3597
NSN 6685-01-360-5202
NSN 5915-01-415-3520
NSN 5990-00-754-5253
NSN 5999-00-902-2065
NSN 6135-01-659-3426
NSN 5998-00-476-5045
NSN 5855-00-149-0766