The Lead Time section of the Product Data Sheet:

• Defines Tier 2 supplier lead time, production process lead time and the standard transport lead time of a part's supplier.
• Defines the import transport lead time of a part coming from oversea if applicable.
• Captures constraint explanation of a supplier.
• Captures the Lead time update information of user ID and time stamp.
• Allows for an import delivery route to be defined.
• Allows for an inbound delivery route to be linked to auto-populate the standard transport hours.