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 5905-00-330-3105
NSN 6220-01-322-5660
NSN 6240-01-060-6037
NSN 5915-00-364-3650
NSN 5996-01-376-7659
NSN 6610-01-319-5039
NSN 5935-01-641-8865
NSN 6220-00-214-1655
NSN 5965-01-349-9029
NSN 5915-01-376-9881
NSN 5905-00-740-8205
NSN 6320-01-144-3810