IEC 60368-3:2010 specifies the outline drawing for piezoelectric filters with lead enclosures. This edition includes the following significant technical changes with respect to the previous edition:
a) four enclosure types (CF05, CF06, CF07 and CF09) have been deleted from previous edition, IEC 60368-3 Ed. 3.0,
b) now standardized enclosures are totally 16 types. These are listed in Table.1.