Creating Order BOMs without Configuration 
Creating Order BOMs without Configuration
Use
In order to adjust your product to the requirements of the customer you want to change a non-configurable assembly with reference to a specific order.
Features
If you want to create an order BOM for a non-configurable material you have the following options:
The system generates an order specific copy of the material BOM in which you can make the necessary changes.
See also:
Fixing a BOM in the Order BrowserYou use this function primarily if you want to create an order BOM for a material that does not yet exist in the multi-level BOM for the sales order item. In this case you get a detached order assembly.
See also:
Create an Order BOM Detached Order AssemblyYou use this function in certain circumstances, for example when an assembly in the multi-level BOM is used in different nodes and you want to make various changes to the different nodes. When you execute a material replacement, the system creates a new material master record.
See also:
Material Replacement