# SDR SCNA20230104009

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 6, 2022
- Submitted: January 4, 2023
- Operation: General aviation
- Aircraft: [N824SY](https://openairdocs.org/aircraft/N824SY), registered now
- Make and model: Boeing 737-85P
- Registry model: [Boeing 737-85P](https://openairdocs.org/model/boeing-737-85p) (OpenAirDocs)
- Aircraft serial: 33976
- Aircraft time: 47,021 hours, 27,802 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Floor Support
- Part number: 146A8123U20
- Condition: Corroded
- Location: Bs 767
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SCNA20230104009

## Discrepancy

CORROSION ON AFT CARGO INTERCOSTAL AFT OF RT ZEE CHANNEL AT BS 767.   CORROSION FOUND TO BE OUT OF LIMITS IAW SRM 53-00-53-1A-2.   REMOVED AND REPLACED THE INTERCOSTAL BS 737 - 787 RBL30, WL 158 IAW SRM 51-40-00-02-0G-0 AND DWG 146A8123. CAUSE OF CORROSION WAS MOISTURE.

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