# SDR UATA2420127265701

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 27, 2026
- Submitted: January 27, 2026
- Operation: Air carrier
- Aircraft: [N424CA](https://openairdocs.org/aircraft/N424CA), registered now
- Make and model: Casa C212200
- Aircraft serial: 242
- Aircraft time: 35,730 hours, 64,624 cycles
- System (JASC): [5753 · Trailing Edge Flaps](https://openairdocs.org/jasc/5753)
- Part: Hinge Bracket
- Part number: RA212132022412
- Condition: Corroded
- Location: Zone 600
- 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/UATA2420127265701

## Discrepancy

RT INBD. FLAP, THE OUTBD. PYLON AIRFRAME SIDE, BOTH OF THE HINGE PLATES HAVE PITTING CORROSION THAT IS BEYOND LIMITS. DRILLED BOTH HINGE PLATES AND THE INBD. AND OUTBD. PYLON SIDE SKINS OFF. FITTED AND INSTALLED NEW SIDE SKINS P/N 212-13202-05-1 (INBD.) AND P/N 212-13202-05-2 (OUTBD.) USING MS20470AD4 RIVETS AND MS20470E5 RIVETS IAW AC43.13-1B, SECTION 4, PARA. 4-57. INSTALLED 2 NEW HINGE PLATES P/N212-13202-24-1 (INBD.) AND P/N RA-212-13202-24-2 USING MS20470E-5 RIVETS, 2 JO-BOLTS P/N NAS1669-08 AND 3 CHERRYMAX RIVETS P/N CR3523-5, IAW THE CASA C212 STRUCTURAL REPAIR MANUAL SECTION II FIG. 2.24 AND AC43.13-1B CHAPTER 4, PARA 4-57. FORM 337 SUBMITTED, DATED JAN. 12, 2026

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