# SDR USAA001948

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 25, 2000
- Submitted: March 5, 2001
- Operation: Air carrier
- Aircraft: N518AU
- Make and model: Boeing 737-3B7
- Registry model: [Boeing 737-3B7](https://openairdocs.org/model/boeing-737-3b7) (OpenAirDocs)
- Aircraft serial: 23704
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Angle
- Condition: Corroded
- Location: Fuselage
- Part time: 40,200 hours
- 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/USAA001948

## Discrepancy

PIT - FOUND Z AND L ANGLES CORRODED 1 INCH BY 12 INCHES, UNDER FORWARD SERVICE DOOR SIL TOP ALL Z-ANGLE/INBOARD L ANGLE.  CORROSION LEVEL 1, TASK NR C53-107-01.  Z-ANGLE CLEANED, TREATED AND PAINTED; L ANGLE REPLACED PER SRM 51-10-02, REMOVED AND REPLACED ON L-ANGLE.  (M)

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