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 5960-00-902-0942
NSN 6320-00-343-1798
NSN 6110-01-364-0966
NSN 5905-01-285-4702
NSN 6645-00-759-3962
NSN 7035-01-441-9509
NSN 5835-01-238-3381
NSN 5910-01-241-5298
NSN 4140-01-215-1125
NSN 6135-01-104-3790
NSN 5999-00-009-8060
NSN 5855-01-088-8700