# SDR USAA060856

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 20, 2006
- Submitted: June 20, 2006
- Operation: Air carrier
- Aircraft: N409US
- Make and model: Boeing 737401
- Aircraft serial: 23879
- Aircraft time: 49,770 hours, 49,770 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Angle
- Condition: Corroded
- Location: Fuselage
- 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/USAA060856

## Discrepancy

FOUND CORROSION BETWEEN BS 847 AND BS 867 ON RBBL 8.10.  REMOVED DAMAGE AND INSTALLED REPAIR PARTS IAW TR 53-10-05B LEVEL 2 C53-202-01, DEFECT SIZE: .50".

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