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 5895-00-518-1593
NSN 6650-01-350-5578
NSN 5910-01-087-5246
NSN 5930-00-420-3194
NSN 6130-01-421-9414
NSN 5965-01-475-7722
NSN 6130-01-221-4444
NSN 4140-01-032-6250
NSN 5950-00-825-4523
NSN 6610-00-908-7038
NSN 5915-01-445-7937
NSN 5985-01-072-9442