# SDR DALA2025040402568

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 30, 2025
- Submitted: April 4, 2025
- Operation: Air carrier
- Aircraft: [N331DN](https://openairdocs.org/aircraft/N331DN), registered now
- Make and model: Airbus A321-213
- Registry model: [Airbus A321-213](https://openairdocs.org/model/airbus-a321-213) (OpenAirDocs)
- Aircraft serial: 7943
- Aircraft time: 23,027 hours, 9,879 cycles
- System (JASC): [5330 · Fuselage Main, Plate/Skin](https://openairdocs.org/jasc/5330)
- Part: Skin
- Condition: Damaged
- Location: Zone 200
- 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/DALA2025040402568

## Discrepancy

AIRCRAFT 3031, BIRD STRIKE DAMAGE TO NOSE FORWARD FUSELAGE LEFT SKIN PANEL. DENT 1 IS FWD OF FR 2 MEASURING 4.0" X 2.5" WITH A DEPTH OF 0.050". DENT 2 IS FWD OF FR 3 AND MEASURES 4.0" X 3.5" WITH A DEPTH OF 0.170". BOTH DENTS ARE FWD OF THE LH STATIC PORT. THE DENT FALLS OUT OF ALLOWABLE LIMITS DUE TO DEPTH AND THE PORT PROXIMITY. CORRECTIVE ACTION: ACCOMPLISH AN INTERNAL SURFACE HFEC INSPECTION PER A321 NTM 51-10-08 OF FRAMES. REMOVED DAMAGED AREA AND FABRICATE REPAIR PARTS, APPLY CHEMICAL CONVERSION COATING TO REPAIR PARTS, PRIME AND INSTALL PARTS PER ER/A 625258-14. APPLY THE EXTERNAL FINISH COAT PER A321 SRM 51-75-12. THIS REPAIR MUST BE ACCOMPLISHED WITH 200 FC. (LP 0886137)

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