PLM: Building Out BOMs in PLM - Replacing a Material with Another, Using the "Swap & Clear" Tool
When replacing an existing material on a BOM you can utilize the "Swap & Clear" tool.

When you utilize this tool, you will be removing the selected material from the BOM and replacing that material line with a new material.
When you utilize this "Swap & Clear" tool, the expected behavior is as follows:

*If swapping a material out for another, and the new material's UOM is different than what was filled out on the BOM for the original materials UOM, please be mindful of the relation between the "Yield/ QTY" column & the "UOM" column as this information may need to be updated by the user.