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 7035-01-512-1826
NSN 5945-01-142-3321
NSN 5990-01-305-8121
NSN 7035-01-449-1189
NSN 6645-01-014-2849
NSN 5920-01-458-3672
NSN 6105-00-949-1685
NSN 6650-01-308-3689
NSN 5930-01-594-8778
NSN 6620-00-596-1951
NSN 6130-01-538-6061
NSN 6220-01-421-4448