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 6135-01-344-9766
NSN 6105-01-327-4124
NSN 5935-01-284-5663
NSN 5920-00-142-9993
NSN 5910-01-520-4992
NSN 5915-01-074-6382
NSN 5999-01-506-4537
NSN 6610-01-095-1459
NSN 6145-00-257-1080
NSN 5999-01-364-9336
NSN 6220-01-145-4993
NSN 4140-01-416-4656