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 5915-01-441-7054
NSN 5996-01-448-2062
NSN 5935-00-960-3174
NSN 6645-01-364-0867
NSN 6685-01-446-6580
NSN 6240-00-312-0636
NSN 5915-01-473-2455
NSN 5930-01-212-9317
NSN 5999-01-250-2623
NSN 6620-01-308-5723
NSN 5930-00-205-9157
NSN 6150-00-880-3230