IEC 60297-4:1999 Mechanical structures for electronic equipment - Dimensions of mechanical structures of the 482,6 mm (19 in) series - Part 4: Subracks and associated plug-in units - Additional dimensions
1999IEC 60297-4/AMD1:1999 Mechanical structures for electronical equipment - Dimensions of mechanical structures of the 482,6 mm (19 in) series - Part 4: Subracks and associated plug-in units - Additional dimensions; Amendment 1
1999IEC 60297-4:1999 Mechanical structures for electronic equipment - Dimensions of mechanical structures of the 482,6 mm (19 in) series - Part 4: Subracks and associated plug-in units - Additional dimensions
1995IEC 60297-4:1995 Mechanical structures for electronical equipment - Dimensions of mechanical structures of the 482,6 mm(19 in) series - Part 4: Subracks and associated plug-in units - Additional dimensions
IEC 60297-4:1999 Mechanical structures for electronic equipment - Dimensions of mechanical structures of the 482,6 mm (19 in) series - Part 4: Subracks and associated plug-in units - Additional dimensions was changed to IEC 60297-3-101:2004 Mechanical structures for electronic equipment - Dimensions of mechanical structures of the 482,6 mm (19 in) series - Part 3-101: Subracks and associated plug-in units.