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 5920-01-423-0805
NSN 5835-00-155-1379
NSN 5999-01-145-3414
NSN 5935-00-932-5241
NSN 5930-00-492-2772
NSN 5920-00-611-6728
NSN 6240-01-269-8454
NSN 6685-01-435-6496
NSN 6145-00-069-2837
NSN 5910-01-120-1317
NSN 6110-01-051-0178
NSN 5910-00-785-4978