Share Email Facebook Twitter LinkedIn Create Parts in Assemblies Use the top-down method to create a part or assembly in the active assembly. Topics in this section About Creating Parts or Virtual Parts in Assemblies Creating an in-place part has the same result as inserting a previously created part file. Edit components in place Edit components in the parent assembly. Set properties for virtual components Add property information to a virtual component such as part number and description. Edit virtual components settings Set the Bill of Materials structure and quantity for virtual components. Assign materials to virtual components Set the material value of a virtual component. Create In-Place Component Reference Create components in an assembly in a top-down workflow.