# SDR DALA2026020300802

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 28, 2026
- Submitted: February 3, 2026
- Operation: Air carrier
- Aircraft: [N309DU](https://openairdocs.org/aircraft/N309DU), registered now
- Make and model: Airbus BD-500-1A11
- Registry model: [Airbus BD-500-1A11](https://openairdocs.org/model/airbus-canada-lp-bd-500-1a11) (OpenAirDocs)
- Aircraft serial: 55107
- Aircraft time: 14,128 hours, 6,257 cycles
- System (JASC): [5350 · Aerodynamic Fairings](https://openairdocs.org/jasc/5350)
- Part: Frame
- Condition: Cracked
- Location: Wng-Bdy Fairing
- 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/DALA2026020300802

## Discrepancy

DURING AIRFRAME VIBRATION INVESTIGATION FOUND WTBF FRAME ASSEMBLY INBD END THAT ATTACHED TO LONGERON DEVELOPED A 1.25" L-CRACK REF A220 IPD 53-82-84-10AAB-941A-D. ITEM -75 P/M C02382115-001. REMOVED FRAME 48 OF WTBF SUPPORT STRUCTURE IAW AMP 220 53-82. INSTALLED FRAME 48 WTBF IAW AMP A220- 53-82. (LP# 1424459)

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