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 6685-00-233-6563
NSN 6105-00-443-4663
NSN 6320-01-271-0247
NSN 5835-00-185-4919
NSN 5910-00-466-8053
NSN 4140-01-012-3996
NSN 5915-01-361-9136
NSN 5835-00-387-4759
NSN 6105-00-952-5031
NSN 5960-01-392-6982
NSN 6650-01-381-2117
NSN 5975-00-415-6844