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 6110-01-449-0150
NSN 5835-01-138-4747
NSN 5975-00-244-7807
NSN 6610-00-730-5883
NSN 5930-00-959-4472
NSN 6150-01-530-6308
NSN 5998-01-423-8525
NSN 5996-01-124-8798
NSN 6620-00-820-9616
NSN 5915-00-239-0716
NSN 4140-01-479-0283
NSN 5985-00-228-2502