As i know The Manufacturer Part Number(MPN) is the number assigned to the part by the manufacturer to make it unique so that same kind of part produced by other manufacturer can be identified easily. But my doubt is Suppose there are two manufacturer XX and YY both manufacture similar material in two variants.
TcodeDescriptionMaterial Usage Analysis: SelectionPP-PI: Material Usage AnalysisMatl consumptn anal.: repetitive mfgSFIS: Operation Analysis SelectionGoods rcpt analysis: repetitive mfgReporting Point Stats.: SelectionSFIS: Select Run ScheduleOperation analysis: QuantitiesProduct Cost Analysis: SelectionProduction order anal.: QuantitiesSFIS: Material Analysis SelectionSFIS: Work Center Analysis SelectionSFIS: Material Analysis SelectionMatl consumptn anal.: repetitive mfgOperation analysis: Dates. See the complete list of TcodeDescriptionProcess Order: Schedule Ext.
RelshpsCollective Entry of ConfirmationsSingle Screen Entry of ConfirmationsCreate Process OrderMaintain Production VersionsChange Process OrderCancel Process Order ConfirmationSingle Process Order ConfirmationRead Order Record from ArchiveCreate Master RecipeDisplay Process OrderMessage MonitorProcess Order Confirmations (Total)Change Master RecipeOrder Types Process Order. See the complete list of TcodeDescriptionPP-PDC: Download OperationsDelta transfer of operations for PPCC2: Update PDC messagesCommunication parameters for PPInit. Transfer of operations for PPDelta transfer of operations for PSPosting PDC recordsUpload request for CC3Initial Download of Orders via CC2Transfer of master data for PPCC3: Update PDC messagesCC5: Update PDC messagesDelta Download of Orders via CC2Initial Download of Orders via CC3Delta Download of Orders via CC3. See the complete list of TcodeDescriptionCreate Planned Indep.
RequirementsChange Planned Indep. RequirementsReorganization: Adapt Indep.ReqmtsDisplay Planned Indep. RequirementsCreate Customer Indep.
RequirementsReorganization: Delete Indep.ReqmtsDisplay Total Indep. RequirementsMaintain Number Range: Indep.ReqmtsTotal Forecast RunExecute Material ForecastCopy Total ForecastReorg: Delete Indep.Reqmts HistoryCreate Simulation VersionMaterial Forecast MenuPP Demand Mngmt - XXL List Viewer. See the complete list of TcodeDescriptionDisplay Stock/Requirements SituationProcess Order: Schedule Ext. RelshpsSingle Screen Entry of ConfirmationsPostprocess Faulty Goods MovementsProduction Order Information SystemBackflushing In Repetitive MfgMRP - Single-item, Multi-level -MRP RunCreate Planned Indep. RequirementsChange Production OrderCreate production orderMaintain production schedulerStart Date in the PastEnter Production order ConfirmationOrder type parameters: Overview.