Interchangeability Type and Interchangeability Category These two terms are often used as synonyms for one another.
The interchangeability type, or category, is a two-character code with a descriptive text:
01Interchangeability for Supersession
02 Interchangeability for Inventory-Managed MPN
03 Restricted Interchangeability
98 Manually-defined interchangeability (subcontracting)
99 Freely-defined interchangeability (BAdI)