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 5965-00-110-3330
NSN 5999-01-356-6547
NSN 5975-01-559-6858
NSN 5998-01-168-8124
NSN 5915-01-362-1588
NSN 5930-01-659-9349
NSN 5945-00-910-2394
NSN 6320-01-141-3791
NSN 5935-00-558-1399
NSN 5960-01-543-0235
NSN 6650-00-104-3430
NSN 5855-00-004-0904