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 6645-01-384-7791
NSN 4140-00-961-5480
NSN 5998-01-559-4687
NSN 5990-01-590-4515
NSN 5950-01-367-1870
NSN 5996-01-419-4893
NSN 6645-01-073-5302
NSN 5925-01-634-0664
NSN 5935-01-411-0977
NSN 6320-00-731-6134
NSN 5950-01-061-0104
NSN 5945-00-118-4878