# SDR SWIA2025072975131

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 29, 2025
- Submitted: February 3, 2026
- Operation: Air carrier
- Aircraft: [N821SK](https://openairdocs.org/aircraft/N821SK), registered now
- Make and model: Cndair CL6002D24
- Aircraft serial: 15109
- Aircraft time: 38,465 hours, 24,998 cycles
- System (JASC): [7830 · Engine Thrust Reverser](https://openairdocs.org/jasc/7830)
- Part: Stiffener
- Condition: Loose
- Location: Zone 400
- 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/SWIA2025072975131

## Discrepancy

R/H LWR TRANSCOWL Z STIFFENER RIVETS ARE SHEARED  (C-CHECK RO 02/01/2026)REPLACED SHEARED RIVETS ON THE Z STIFFENER AND REPAIRED UNDERLYING CRACKS IN THE INNER PERFORATED SKIN ON THE R/H LOWER TRANSCOWL REF MHIRJ REO #690-54-21-582 REV (--) 2025-08-04 STEPS 1-14. COMPLIED WITH SKY CARD # 51-900-1002-SKY AND MAJOR REPAIR FORM M-337.

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