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 6110-01-347-6761
NSN 5950-00-868-4427
NSN 5998-01-465-2371
NSN 5930-01-239-5174
NSN 5930-01-164-6633
NSN 6145-01-487-0792
NSN 6145-00-284-1514
NSN 5855-01-264-8599
NSN 5930-00-528-9728
NSN 6220-01-131-1528
NSN 4140-01-202-9563
NSN 6320-00-174-1362