ISO/TS 10303-1133:2011-10 specifies the application module for
Single part representation.

The following are within the scope of
ISO/TS 10303-1133:2011-10:

• identification of a part and of its versions;
• representation of the shape of the part with an external file;
• representation of the properties of a part version;
• identification of the documents that provide information about the part or its versions.