Unit of measure conversions are numerical factors that enable
you to perform transactions in units other than the primary unit of the item
being transacted.
Conversion Can be
1.
a conversion common to any item
2.
a conversion for a specific item within a unit
of measure class (Intra-class)
3.
a conversion for a specific item between unit
of measure classes (Inter-class)
Unit of measure conversions are not organization-specific
Oracle E Business Suite Navigation
Inventory --->Setup --->Units of Measure --> Conversions
Further Reading : UOM Classes