Here we would like to draw your attention to OME4 transaction code in SAP. As we know it is being used in the SAP MM-PUR (Purchasing in MM) component which is coming under MM module (Material Management).OME4 is a transaction code used for C MM-PUR Purchasing Groups in SAP.
It comes under the package ME0C.
Transaction OME4 technical data table
|Purpose||C MM-PUR Purchasing Groups|