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 6130-00-639-0666
NSN 5950-00-518-1674
NSN 5999-01-205-2040
NSN 6685-00-841-0029
NSN 5990-01-560-7032
NSN 5975-00-629-4990
NSN 6320-01-170-4068
NSN 2925-01-312-9502
NSN 5998-00-521-0497
NSN 5935-00-908-4397
NSN 5915-00-233-7592
NSN 5975-01-299-4496