# SDR SWI2025F01899

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 11, 2025
- Submitted: December 26, 2025
- Operation: Air carrier
- Aircraft: [N820SK](https://openairdocs.org/aircraft/N820SK), registered now
- Make and model: Cndair CL6002D24
- Aircraft serial: 15108
- Aircraft time: 38,726 hours, 24,998 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Floor Support
- Condition: Corroded
- Location: Zone 200
- 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/SWI2025F01899

## Discrepancy

MULTIPLE SPOTS OF CORROSION ON RH FLOOR SUPPORT AT RBL 9 APPROX. BS 1070 - 985.  REMOVED AND INSTALLED NEW REPLACEMENT RBL 9.0 FLOOR SUPPORT SECTION AND REPAIR PARTS PER SRM 53-00-41-201-001-A03, STEPS 5.B.(8) & (10) - (12) & REO 690-53-61-1686 REV -.   STEPS 3, 4, 6, 7 AND DWG MM690-35041 REV AB. COMPLIED WITH TASK CARD 51-900-1002-SKY.

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