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 5915-01-623-7594
NSN 6685-00-208-2898
NSN 6110-01-400-4207
NSN 6610-00-244-2816
NSN 6320-00-445-1187
NSN 6145-01-106-5955
NSN 5998-01-195-5337
NSN 6240-00-243-5534
NSN 5910-00-276-8592
NSN 6610-00-759-4159
NSN 5905-00-584-5009
NSN 5960-01-486-3060