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 5915-01-082-1466
NSN 7035-00-392-5417
NSN 6130-01-382-9623
NSN 5915-01-314-7379
NSN 5950-01-437-7044
NSN 6320-01-627-1594
NSN 5910-01-449-0427
NSN 5950-01-604-6071
NSN 5935-00-264-0136
NSN 5996-00-543-1566
NSN 6610-01-432-9964
NSN 6150-01-391-8854