# SDR SWAA2022020359596

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 10, 2022
- Submitted: April 26, 2022
- Operation: Air carrier
- Aircraft: [N452WN](https://openairdocs.org/aircraft/N452WN), registered now
- Make and model: Boeing 737
- Aircraft serial: 29846
- Aircraft time: 60,081 hours, 35,724 cycles
- System (JASC): [5310 · Fuselage Main, Structure](https://openairdocs.org/jasc/5310)
- Part: Web
- Condition: Corroded
- Location: Fuselage
- 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/SWAA2022020359596

## Discrepancy

SUPPLEMENTAL INFORMATION: AFT CARGO DOOR CUT OUT LOWER WEB HAS NUMEROUS SPOTS OF CORROSION ; AFT CARGO DOOR CT OT LOWER WE HAS NMEROS SPOTS OF CORROSION / [01] LOCATED AND DRILLED NEW PART AT AFT CARGO DOOR CUT OUT LOWER WEB REF B-737-700-SRM 51-40-05-0G-0; [02] VERIFIED LOCATED AND DRILLED OF NEW WEB; [03] LATE ENTRY <BR>AFT CARGO DOOR CUT OUT LOWER WEB HAS EXFOLIATING CORROSION FOUND TO BE OUT OF LIMITS AS PER B 737-7 SRM 53-00-53-1A-2; [04] INSTALLED NEW NUT PLATES IAW B 737-7 SRM 51-40-02-0G-0; [05] SUMMARY=AFT CARGO DOOR CUT OUT LOWER WEB HAS EXFOLIATING CORROSION FOUND TO BE OUT OF LIMITS AS PER B 737-7 SRM 53-00-53-1A-2 LOCATED AND DRILLED NEW PART AT AFT CARGO DOOR CUT OUT LOWER WEB REF B-737-700-SRM 51-40-05-0G-0 INSTALLED NEW NUT PLATES IAW B 737-7 SRM 51-40-02-0G-0 WEB TO BE INSTALLED ON ITEM # TTG8Q004DS7E; [06] VERIFIED STEPS 3;4;AND5.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.