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 6105-01-279-6206
NSN 5950-01-483-2125
NSN 5990-00-093-6794
NSN 5960-01-149-1261
NSN 6135-00-269-5843
NSN 5855-01-420-4988
NSN 5965-00-529-0602
NSN 6685-00-127-0934
NSN 6685-01-478-9145
NSN 6240-00-660-8733
NSN 6150-00-171-1884
NSN 6320-01-466-4175