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 6320-01-631-7828
NSN 6135-00-221-4720
NSN 2925-00-853-5039
NSN 6320-00-681-1324
NSN 6620-01-394-0365
NSN 4140-01-067-2587
NSN 5960-00-222-6174
NSN 5930-01-089-9142
NSN 6610-00-288-5655
NSN 6620-00-310-4058
NSN 5905-00-793-2177
NSN 6650-01-100-0933