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 5975-01-588-2803
NSN 6320-00-343-1798
NSN 5945-01-054-4744
NSN 5998-01-080-8352
NSN 4140-01-025-9699
NSN 5905-00-203-0801
NSN 6650-01-424-3947
NSN 6610-01-570-6070
NSN 5975-01-227-1809
NSN 2925-01-645-2948
NSN 6110-00-636-1234
NSN 6110-00-675-0101