| Field | Key | Data Element | Type | Offset | Leng | Decimals | Check Table | Text |
|---|---|---|---|---|---|---|---|---|
| SKEY | X | AIND_FCAT | CHAR | 0 | 15 | 0 | Archive Information System Field Catalog | |
| FLDNR | X | AIND_FLDNR | NUMC | 15 | 4 | 0 | Field number (Archive information system) | |
| CHOOSEABLE | AIND_CHOOS | CHAR | 19 | 1 | 0 | AS: Indicator "Optional Field" |