# SDR SWAA2024111146262

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 7, 2024
- Submitted: November 12, 2024
- Operation: Air carrier
- Aircraft: [N207WN](https://openairdocs.org/aircraft/N207WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 34012
- Aircraft time: 62,000 hours, 37,337 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Support
- 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/SWAA2024111146262

## Discrepancy

CORROSION, RIGHT MAIN W/W CUTOUT AFT ALL BLADE SEAL SUPPORTS TOP SURFACE.  REMOVED CORROSION AT RIGHT MAIN W/W CUTOUT AFT SEAL TOP SURFACE AS PER B-737 SRM 51-10-02-0G<BR>'EVALUATED REWORKED AREA OF CUTOUT AFT BLADE SEAL TOP SURFACE'<BR>ORIGINAL MATERIAL: 0.063'; MATERIAL REMOVED 0.014'; REMAINING THICKNESS 0.0049' FOUND TO BE OUT OF LIMITS AS PER B-737 SRM 53-40-71-1A-1<BR>INSTALLED NEW AFT ALL BLADE SEALS SUPPORTS TOP SURFACE OF R/H W/W AS PER SRM 51-40-02-0G-0 & AMM 32-12-12-400-801.  REMOVED CORROSION AT RIGHT MAIN W/W CUTOUT AFT SEAL TOP SURFACE AS PER B-737 SRM 51-10-02-0G<BR>'EVALUATED REWORKED AREA OF CUTOUT AFT BLADE SEAL TOP SURFACE'<BR>ORIGINAL MATERIAL: 0.063'; MATERIAL REMOVED 0.014'; REMAINING THICKNESS 0.0049' FOUND TO BE OUT OF LIMITS AS PER B-737 SRM 53-40-71-1A-1<BR>INSTALLED NEW AFT ALL BLADE SEALS SUPPORTS TOP SURFACE OF R/H W/W AS PER SRM 51-40-02-0G-0 & AMM 32-12-12-400-801<BR>TOOL USED:177417<BR>DUE DATE:05/28/25;[03] VERIFIED REPLACED

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