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 6110-01-410-7637
NSN 5960-01-654-4353
NSN 5915-01-608-4816
NSN 5975-01-579-3861
NSN 5910-00-952-1716
NSN 6320-01-433-3953
NSN 2925-00-720-3948
NSN 5925-00-780-2574
NSN 6685-01-304-8054
NSN 5905-01-469-5471
NSN 5999-00-248-7240
NSN 6130-00-340-3559