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 5990-01-314-2264
NSN 5996-01-534-6088
NSN 6320-01-029-4220
NSN 5835-00-327-6192
NSN 5915-01-477-4647
NSN 6240-01-425-1545
NSN 5965-01-418-1760
NSN 4140-01-360-2568
NSN 7035-00-420-1310
NSN 5985-00-023-9324
NSN 6685-01-414-5516
NSN 5930-00-106-1431