# SDR SWAA2020070292884

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 17, 2020
- Submitted: July 2, 2020
- Operation: Air carrier
- Aircraft: [N8637A](https://openairdocs.org/aircraft/N8637A), registered now
- Make and model: Boeing 737-8H4
- Registry model: [Boeing 737-8H4](https://openairdocs.org/model/boeing-737-8h4) (OpenAirDocs)
- Aircraft serial: 42523
- Aircraft time: 21,417 hours, 9,425 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Angle
- Part number: 146A7500
- 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/SWAA2020070292884

## Discrepancy

AFT CARGO BAY Z-ANGLE HAS CORROSION AT BS 767 TO BS 727A RBL22; WL154.  BLENDED CORROSION ON AFT CARGO Z-ANGLE STA 767-727A RBL 22.  VERIFIED MATERIAL LOSS ORIG 'T' .040 REMAINING 'T' .030 LOSS OF .010 FOUND TO BE OUT OF LIMITS.  REMOVED AND REPLACED Z-ANGLE AT STA 727+4-767 RBL 22 IAW SRM 53-00-53-1A-2; 53-00-53-2R-5 DWG 146A7500 REV-.

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