Ajuda p/o campo (TRSFAM2) 

Statistical information used in the stock transactions associated with the shipment. This value is fixed if the original document does not reference a movement group. Otherwise, the movement group of the document at the origin of the quality control is suggested in priority.

This statistical information will be recorded in the stock journal upon record of the return to stock.
The management of this field depends on the setup of the Sub-contract material return transaction.