# SDR KCSA2023121054

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 10, 2023
- Submitted: December 15, 2023
- Operation: Air carrier
- Aircraft: [N706CK](https://openairdocs.org/aircraft/N706CK), registered now
- Make and model: Boeing 747-4B5F
- Registry model: [Boeing 747-4B5F](https://openairdocs.org/model/boeing-747-4b5f) (OpenAirDocs)
- Aircraft serial: 27073
- Aircraft time: 79,975 hours, 13,909 cycles
- System (JASC): [5540 · Rudder Structure](https://openairdocs.org/jasc/5540)
- Part: Unknown
- Part number: UNKNOWN
- Condition: Unknown
- Location: Unknown
- Stage of operation: IN
- How discovered: O
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/KCSA2023121054

## Discrepancy

CONTACT DAMAGE TO LEFT HAND SIDE OF UPPER RUDDER.     REPAIRED DAMAGE TO LEFT HAND SIDE OF UPPER RUDDER IAW B747-400 SRM 51-70-07 AND KALITTA AIR EA #9097 REVISION OR.

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