# SDR SWAA2023110707405

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 4, 2023
- Submitted: November 7, 2023
- Operation: Air carrier
- Aircraft: [N451WN](https://openairdocs.org/aircraft/N451WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 32495
- Aircraft time: 64,297 hours, 38,163 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Angle
- Part number: UNKNOWN
- Condition: Corroded
- Location: Zn 100 Fus Lower
- 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/SWAA2023110707405

## Discrepancy

CORROSION ON T-ANGLE COMMON TO STR 25L BS 356 TO BS 360 CORRECTION TO FAULT NAME LOCATION IS T-ANGLE COMMON TO STR 28L BS 356 TO BS 360<[01] CORRECTION TO FAULT NAME LOCATION IS T-ANGLE COMMON TO STR 25L BS 356 TO BS 360;[02] CORRECTION TO FAULT NAME LOCATION IS T-ANGLE COMMON TO STR 27L BS 356 TO BS 360;[03] VOID CORRECTIVE ACTION 1 AND 2 CORRECTION TO FAULT NAME LOCATION IS T-ANGLE COMMON TO STR 28L BS 356 TO BS 360;[04] REMOVED AND REPLACED ANGLE COMMON TO STR 28L BS 356 TO BS 360 IAW SRM 51-40-02 AND DWG # 140A9101;[05] VERIFIED ALL STEPS COMPLETED; MEASUREMENTS TABLE OK; CARD COMPLETE.

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