Start Level 1 Node: Parts InterchangeabilityParts InterchangeabilityEnd Level 1 Node: Parts Interchangeability
   Start Level 2 Node: Fully Interchangeable PartsFully Interchangeable PartsEnd Level 2 Node: Fully Interchangeable Parts
      Start Level 3 Node: Inventory-Managed Manufacturer PartInventory-Managed Manufacturer PartEnd Level 3 Node: Inventory-Managed Manufacturer Part
         Start Level 4 Node: Manufacturer Part Number (MPN)Manufacturer Part Number (MPN)End Level 4 Node: Manufacturer Part Number (MPN)
         Start Level 4 Node: External Manufacturer (Manufacturer Code)External Manufacturer (Manufacturer Code)End Level 4 Node: External Manufacturer (Manufacturer Code)
         Start Level 4 Node: Interchangeability Type and Interchangeability CategoryInterchangeability Type and Interchangeability CategoryEnd Level 4 Node: Interchangeability Type and Interchangeability Category
         Start Level 4 Node: Input and Output Conversion of Material NumbersInput and Output Conversion of Material NumbersEnd Level 4 Node: Input and Output Conversion of Material Numbers
      Start Level 3 Node: Form-Fit-Function Class (FFF Class)Form-Fit-Function Class (FFF Class)End Level 3 Node: Form-Fit-Function Class (FFF Class)
         Start Level 4 Node: Maintaining Fully Interchangeable PartsMaintaining Fully Interchangeable PartsEnd Level 4 Node: Maintaining Fully Interchangeable Parts
            Start Level 5 Node: Automatic Creation of FFF ClassesAutomatic Creation of FFF ClassesEnd Level 5 Node: Automatic Creation of FFF Classes
            Start Level 5 Node: Maintaining an Inventory-Managed Part as a “Link”Maintaining an Inventory-Managed Part as a “Link”End Level 5 Node: Maintaining an Inventory-Managed Part as a “Link”
         Start Level 4 Node: MPN-MRP SetMPN-MRP SetEnd Level 4 Node: MPN-MRP Set
            Start Level 5 Node: Interchangeable Manufacturer Parts in MRPInterchangeable Manufacturer Parts in MRPEnd Level 5 Node: Interchangeable Manufacturer Parts in MRP
               Start Level 6 Node: Consumption-Based Planning of Parts in MPN-MRP SetsConsumption-Based Planning of Parts in MPN-MRP SetsEnd Level 6 Node: Consumption-Based Planning of Parts in MPN-MRP Sets
               Start Level 6 Node: MRP of Parts in MPN-MRP SetsMRP of Parts in MPN-MRP SetsEnd Level 6 Node: MRP of Parts in MPN-MRP Sets
            Start Level 5 Node: Creating and Changing MPN-MRP SetsCreating and Changing MPN-MRP SetsEnd Level 5 Node: Creating and Changing MPN-MRP Sets
               Start Level 6 Node: Generating MPN-MRP Sets AutomaticallyGenerating MPN-MRP Sets AutomaticallyEnd Level 6 Node: Generating MPN-MRP Sets Automatically
         Start Level 4 Node: NATO Stock Number (NSN)NATO Stock Number (NSN)End Level 4 Node: NATO Stock Number (NSN)
      Start Level 3 Node: Manufacturer Part ProfileManufacturer Part ProfileEnd Level 3 Node: Manufacturer Part Profile
      Start Level 3 Node: Material Types "Interchangeable Part" and "FFF Class"Material Types "Interchangeable Part" and "FFF Class"End Level 3 Node: Material Types "Interchangeable Part" and "FFF Class"
      Start Level 3 Node: Data Consistency in Material Master MaintenanceData Consistency in Material Master MaintenanceEnd Level 3 Node: Data Consistency in Material Master Maintenance
      Start Level 3 Node: Graphical Display of All Interchangeability RelationshipsGraphical Display of All Interchangeability RelationshipsEnd Level 3 Node: Graphical Display of All Interchangeability Relationships
   Start Level 2 Node: One-Way and Restricted Interchangeable PartsOne-Way and Restricted Interchangeable PartsEnd Level 2 Node: One-Way and Restricted Interchangeable Parts
      Start Level 3 Node: Maintaining Restricted Interchangeable PartsMaintaining Restricted Interchangeable PartsEnd Level 3 Node: Maintaining Restricted Interchangeable Parts
      Start Level 3 Node: Interchangeability CodeInterchangeability CodeEnd Level 3 Node: Interchangeability Code
      Start Level 3 Node: Restricted Interchangeability and Subitem Creation: CustomizingRestricted Interchangeability and Subitem Creation: CustomizingEnd Level 3 Node: Restricted Interchangeability and Subitem Creation: Customizing
      Start Level 3 Node: Data Consistency in Material Master MaintenanceData Consistency in Material Master MaintenanceEnd Level 3 Node: Data Consistency in Material Master Maintenance
      Start Level 3 Node: Graphical Display of All Interchangeability RelationshipsGraphical Display of All Interchangeability RelationshipsEnd Level 3 Node: Graphical Display of All Interchangeability Relationships
   Start Level 2 Node: Master Data MaintenanceMaster Data MaintenanceEnd Level 2 Node: Master Data Maintenance
   Start Level 2 Node: Interchangeable Manufacturer Parts in PurchasingInterchangeable Manufacturer Parts in PurchasingEnd Level 2 Node: Interchangeable Manufacturer Parts in Purchasing
      Start Level 3 Node: Material Exchange in RFQs and QuotationsMaterial Exchange in RFQs and QuotationsEnd Level 3 Node: Material Exchange in RFQs and Quotations
      Start Level 3 Node: Material Exchange in Purchase OrdersMaterial Exchange in Purchase OrdersEnd Level 3 Node: Material Exchange in Purchase Orders
         Start Level 4 Node: Subitem LogicSubitem LogicEnd Level 4 Node: Subitem Logic
         Start Level 4 Node: Subitem PricingSubitem PricingEnd Level 4 Node: Subitem Pricing
         Start Level 4 Node: Material Exchange in Schedule LinesMaterial Exchange in Schedule LinesEnd Level 4 Node: Material Exchange in Schedule Lines
   Start Level 2 Node: Interchangeable Manufacturer Parts in Inventory ManagementInterchangeable Manufacturer Parts in Inventory ManagementEnd Level 2 Node: Interchangeable Manufacturer Parts in Inventory Management
   Start Level 2 Node: Interchangeable Manufacturer Parts in the Availability CheckInterchangeable Manufacturer Parts in the Availability CheckEnd Level 2 Node: Interchangeable Manufacturer Parts in the Availability Check
   Start Level 2 Node: Maintaining Interchangeable Parts in the Goods Receipt ProcessMaintaining Interchangeable Parts in the Goods Receipt ProcessEnd Level 2 Node: Maintaining Interchangeable Parts in the Goods Receipt Process
   Start Level 2 Node: Interchangeable Manufacturer Parts in Stock Transport OrdersInterchangeable Manufacturer Parts in Stock Transport OrdersEnd Level 2 Node: Interchangeable Manufacturer Parts in Stock Transport Orders
   Start Level 2 Node: Interchangeable Manufacturer Parts in Replenishment DeliveriesInterchangeable Manufacturer Parts in Replenishment DeliveriesEnd Level 2 Node: Interchangeable Manufacturer Parts in Replenishment Deliveries
   Start Level 2 Node: Business Add-Ins (BAdIs) for Interchangeability of PartsBusiness Add-Ins (BAdIs) for Interchangeability of PartsEnd Level 2 Node: Business Add-Ins (BAdIs) for Interchangeability of Parts
   Start Level 2 Node: SupersessionSupersessionEnd Level 2 Node: Supersession