# SDR SWAA2023102405173

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 28, 2023
- Submitted: October 24, 2023
- Operation: Air carrier
- Aircraft: [N969WN](https://openairdocs.org/aircraft/N969WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 41777
- Aircraft time: 37,821 hours, 23,246 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Web
- 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/SWAA2023102405173

## Discrepancy

CORROSION ON AFT CARGO COMPARTMENT DOOR CUT-OUT SUB-THRESHOLD WEB FROM STA787+7 TO STA 787+14; RBL 20 TO RBL 28; WL 156; STA 787+15.5; RBL 26; STA 827+18; RBL 20; WL 156.<[01] REMOVED AND REPLACED SUB-THRESHOLD WEB <BR>BS794-BS847 RBL20 WL156 <BR>IAW SRM 51-40-02 & DWG146A8120;[02] VERIFIED. <BR>VERIFIED MEASUREMENTS.

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