Here we would like to draw your attention to OF51 transaction code in SAP. As we know it is being used in the SAP FI-FM (Funds Management in FI) component which is coming under FI module (Financial Accounting). OF51 is a transaction code used for Nummernkreispflege: FM_CTRNR01 in SAP.
It comes under the package for Update Funds Management Core Objects (FMFS_CORE). When we execute this transaction code, SAPMSNUM is the normal standard SAP program that is being executed in background. Transaction code OF51 is included in the SAP component for SAP_FIN.
Transaction OF51 technical data table