Here we would like to draw your attention to O042 transaction code in SAP. As we know it is being used in the SAP CA-CL (Classification in CA) component which is coming under CA module (Cross Application).O042 is a transaction code used for Cust. Chars: Char. Groups in SAP.
It comes under the package CL0C.
Transaction O042 technical data table
|Purpose||Cust. Chars: Char. Groups|