# SDR SWIA2025112876473

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 28, 2025
- Submitted: July 7, 2026
- Operation: Air carrier
- Aircraft: [N813SK](https://openairdocs.org/aircraft/N813SK), registered now
- Make and model: Cndair CL6002D24
- Aircraft serial: 15099
- Aircraft time: 38,679 hours, 24,993 cycles
- System (JASC): [5313 · Fuselage Main, Longeron/Stringer](https://openairdocs.org/jasc/5313)
- Part: Stringer
- 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/SWIA2025112876473

## Discrepancy

CORROSION ON STRINGER 20R BETWEEN FS581.00 AND FS597.  REMOVED AND INSTALLED NEW STR20R BETWEEN BS 581 AND 597 IAW REO 690-53-31-1095 REV --A, DWG SH690-33302, REV C, SRM 51-42-21-001-001-A01, SRM 53-00-03-201-001-A02, AND SRM 51-42-06-001-001-A01. COMPLIED WITH TALL STEPS OF REO 690-53-31-1095 REV A.  COMPLIED WITH TASK CARD 51-900-1002-SKY.

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