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 5905-01-519-2516
NSN 5960-00-819-3926
NSN 6145-00-883-7420
NSN 5945-01-403-2800
NSN 5960-00-615-9972
NSN 5996-00-598-4839
NSN 6130-01-111-4065
NSN 6685-01-020-5635
NSN 5915-01-215-3504
NSN 5905-01-041-4280
NSN 5930-00-947-0546
NSN 5910-01-228-6829