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 5925-01-390-7621
NSN 4140-01-475-0373
NSN 6645-01-319-0006
NSN 5975-01-515-2053
NSN 5930-01-574-9173
NSN 6685-00-777-5731
NSN 5915-01-403-2599
NSN 6320-00-937-5625
NSN 5905-01-495-0554
NSN 5999-01-270-7053
NSN 5960-01-228-7092
NSN 6145-01-415-5261