# SDR DALA2026091605178

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 9, 2026
- Submitted: September 17, 2026
- Operation: Air carrier
- Aircraft: [N139DU](https://openairdocs.org/aircraft/N139DU), registered now
- Make and model: Airbus BD-500-1A10
- Registry model: [Airbus BD-500-1A10](https://openairdocs.org/model/airbus-canada-ltd-ptnrsp-bd-500-1a10) (OpenAirDocs)
- Aircraft serial: 50058
- Aircraft time: 15,119 hours, 7,120 cycles
- System (JASC): [5350 · Aerodynamic Fairings](https://openairdocs.org/jasc/5350)
- Part: Longeron
- Condition: Corroded
- Location: Zone 100
- 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/DALA2026091605178

## Discrepancy

FUSELAGE,  WTB FAIRING LONGERON, BETWEEN FR 48 - 52, RBL 5. CORROSION TIME LIMITED REPAIR. INSPECT THE SUBJECT AREA IAW ERA 636701-14, SEC II, EVERY 1000 FH AND TERMINATING ACTION DUE WITHIN 10,000 FH FROM REPAIR ACCOMPLISHMENT, DTE STAGE III. ASSOCIATED ER/A 00-636701. (LP# 1805521; AIRCRAFT WAS GROUNDED)

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.