# SDR REXA2026102001977

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 2, 2026
- Submitted: October 21, 2026
- Operation: Air carrier
- Aircraft: [N479PX](https://openairdocs.org/aircraft/N479PX), registered now
- Make and model: Cndair CL6002D24
- Aircraft serial: 15479
- Aircraft time: 13,657 hours, 10,728 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Retainer
- Part number: CC670387421
- 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/REXA2026102001977

## Discrepancy

SECONDARY NRC, AFTER SEAL REMOVAL IAW NRC 00119, CORROSION FOUND ON THE AFT LOWER RETAINER SEAL AFT RETAINER, FWD RETAINER AND LOWER RETAINER SEAL.  THE CORROSION ON AFT LOWER RETAINER SEAL, AFT RETAINER, FWD RETAINER, & LOWER RETAINER SEAL WAS REMOVED IAW SRM 51-21-06-001-001-A01, EVALUTED WITHIN LIMITS, FWD RETAINER SEAL & EVALUATED OUT LIMITS,  LOWER RETAINER SEAL & AFT RETAINER WERE REPLACED IAW SRM 52-00-01-101-001-A01, & SRM 51-42-06-001-001-A01.

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