Here we would like to draw your attention to OD56 transaction code in SAP. As we know it is being used in the SAP CA-CAD (CAD Integration in CA) component which is coming under CA module (Cross Application).OD56 is a transaction code used for Assign Field Sets in SAP.
It comes under the package CA0C.
Transaction OD56 technical data table
| Tcode | OD56 |
| Purpose | Assign Field Sets |
| Module | CA |
| Component | CA-CAD |
| SAP Package | CA0C |
| Type | P |