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 6150-01-189-3438
NSN 6320-00-845-3261
NSN 5915-01-367-6207
NSN 2925-00-494-5537
NSN 6620-01-581-8283
NSN 5895-01-188-8820
NSN 5905-01-327-7881
NSN 6145-00-752-2562
NSN 6220-01-309-1803
NSN 5935-00-905-6652
NSN 5915-00-492-1474
NSN 5960-01-462-1864