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 6105-00-478-5731
NSN 6135-01-433-2062
NSN 6220-00-117-4547
NSN 6650-01-233-3578
NSN 5990-00-826-4732
NSN 5950-01-435-6354
NSN 5960-01-250-5502
NSN 6650-01-090-0719
NSN 5999-00-111-2399
NSN 6320-00-422-9006
NSN 5998-01-448-9755
NSN 6320-01-029-4220