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 2925-00-278-9468
NSN 6240-01-619-8316
NSN 6320-01-357-3222
NSN 6240-01-291-1191
NSN 6145-01-023-2011
NSN 5935-01-437-8664
NSN 6145-01-411-9054
NSN 5975-01-265-4082
NSN 6685-01-468-3264
NSN 6645-00-998-2918
NSN 6130-00-074-2972
NSN 5835-01-537-1228