Multiple manufacturers can be attached to a part and viewed in the Manufacturing Part Data area of the Part Information page. You can also add new manufacturer part data by selecting the Add Manufacturer Part tab.
Note: The Add button 
is only visible if you are granted permission to add a Manufacturer Part.
Add Manufacturer PN
When the Manufacturer Part Data page opens, enter the appropriate data into the fields and click the Add button to implement the change.
Add Additional Manufacturer PN