# SDR IPXA2025052517581

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 29, 2025
- Submitted: May 28, 2025
- Operation: Air carrier
- Aircraft: [N139UP](https://openairdocs.org/aircraft/N139UP), registered now
- Make and model: Airbus A300 F4-622R
- Registry model: [Airbus A300 F4-622R](https://openairdocs.org/model/airbus-a300-f4-622r) (OpenAirDocs)
- Aircraft serial: 0822
- Aircraft time: 27,248 hours, 17,118 cycles
- System (JASC): [5720 · Wing Miscellaneous Structure](https://openairdocs.org/jasc/5720)
- Part: Rub Strip
- Condition: Cracked
- Location: Zone 500
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/IPXA2025052517581

## Discrepancy

**SDR FILED OPEN**  1EA FWD RUBBING STRIP WITH A CRACK AT L/H WING CENTER FLAP UPPER SURFACE. DOT 21-57 APPROVED.

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