# SDR SWAA2026050687255

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 8, 2026
- Submitted: May 6, 2026
- Operation: Air carrier
- Aircraft: [N8531Q](https://openairdocs.org/aircraft/N8531Q), registered now
- Make and model: Boeing 737-8H4
- Registry model: [Boeing 737-8H4](https://openairdocs.org/model/boeing-737-8h4) (OpenAirDocs)
- Aircraft serial: 63575
- Aircraft time: 29,638 hours, 14,907 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Angle
- Condition: Corroded
- Location: Zone 100
- 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/SWAA2026050687255

## Discrepancy

FWD CARGO L/H TRANSITION ANGLE HAS MULTIPLE AREAS OF CORROSION AROUND FASTENER HOLES FROM STA 500B TO STA 500E.   AFTER CORROSION EVALUATION FWD CARGO LT TRANSITION ANGLE HAS MULTIPLE AREAS OF CORROSION AROUND FASTENER HOLES FROM BS 500B TO 500E IS FOUND TO BE OUT OF LIMITS IAW SRM 53-00-53-1A-2.   REMOVED LT TRANSITION ANGLE AT EXISTING REPAIR SPLICE FROM BS 500B+9 TO 500E+12 IAW SRM 51-40-02.  REMOVED AND REPLACED LT TRANSITION ANGLE EXISTING REPAIR BS 500B+9 TO 500E+12 IAW SRM 51-40-02.

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