| Offsets | Name | Length | Format | Description | |
|---|---|---|---|---|---|
| 0 | 0 | R723SCSN | 8 | EBCDIC | Name of service class being served (by one or more address spaces in service class R723MCNM). |
| 8 | 8 | R723SCS# | 4 | binary | Number of times an address space running in service class R723MCNM was observed serving the served service class R723SCSN. |