# SDR CALA2026071617809

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 15, 2026
- Submitted: July 16, 2026
- Operation: Air carrier
- Aircraft: [N811UA](https://openairdocs.org/aircraft/N811UA), registered now
- Make and model: Airbus A319-131
- Registry model: [Airbus A319-131](https://openairdocs.org/model/airbus-industrie-a319-131) (OpenAirDocs)
- Aircraft serial: 847
- Aircraft time: 84,451 hours, 37,246 cycles
- System (JASC): [5330 · Fuselage Main, Plate/Skin](https://openairdocs.org/jasc/5330)
- Part: Skin
- Condition: Damaged
- 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/CALA2026071617809

## Discrepancy

LIGHTNING STRIKE ON FASTNER AT STA 4546. 18.25 INCHES ABOVE STRINGER.   PERFORMED MATERIAL LOSS MEASUREMENT INSP PER NTM TASK 51-10-04-270-802-A WITH REMAINING MATERIAL AT THINNEST IN BLENDED AREA AT 0.081 AND THICKNESS BARE METAL AREA AT 0.093. REMOVED LIGHTNING STRIKE DAMAGE ON SKIN PER SRM 53-11-11-300-033 FIGURE 6 AND SRM 53-11-11-283-011.

---
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.