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 6320-01-381-7023
NSN 5990-01-183-6478
NSN 5925-01-159-5236
NSN 5999-01-090-0215
NSN 5975-01-456-7061
NSN 5935-01-420-6452
NSN 5855-01-352-7033
NSN 5920-00-314-6870
NSN 6610-00-518-4919
NSN 6150-00-110-2589
NSN 6130-01-332-7053
NSN 5835-01-439-0180