Here we would like to draw your attention to OQB3 transaction code in SAP. As we know it is being used in the SAP QM (Quality Management) module. OQB3 is a transaction code used for Maintain procurement block key in SAP.
It comes under the package QI.
Transaction OQB3 technical data table
| Tcode | OQB3 |
| Purpose | Maintain procurement block key |
| Module | QM |
| SAP Package | QI |
| Type | P |