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 5935-01-158-6291
NSN 5999-01-222-0389
NSN 5910-01-218-4372
NSN 5945-01-055-0207
NSN 6610-01-043-4043
NSN 5920-01-455-5524
NSN 7035-00-731-8729
NSN 5895-00-632-6451
NSN 5920-01-046-6522
NSN 5945-00-222-7503
NSN 5960-01-093-9491
NSN 5990-01-425-2175