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 5985-01-407-6684
NSN 6105-01-641-1286
NSN 6150-01-567-2133
NSN 6320-01-285-1922
NSN 6650-01-629-9480
NSN 5915-00-979-8225
NSN 5915-01-422-4620
NSN 5950-00-543-3447
NSN 6240-00-155-5817
NSN 5855-01-541-8032
NSN 4140-01-168-8796
NSN 5999-01-024-9383