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 5835-00-501-2581
NSN 5930-00-171-8867
NSN 6685-00-009-6844
NSN 5855-01-589-1935
NSN 6110-01-140-9671
NSN 5950-01-604-1561
NSN 5910-01-401-5279
NSN 5905-01-553-9473
NSN 5855-01-067-8841
NSN 5985-01-641-1122
NSN 5910-00-668-6275
NSN 5975-00-835-2213