Creating a Datum Reference Frame

You can create a datum reference frame.

Before you begin: Open an existing 3D part containing datums.
  1. Click Reference Frame .

    This command is not available by default. To add it to the action bar, select Me > Preferences > Customize > Commands, and drag and drop the command onto a section.

    The Datum Reference Frame dialog box appears.
  2. Select each datum and specify its box under the Primary, secondary, tertiary datums area.
  3. Click OK
    The datum reference frame is created in the tree.