# SDR SWAA2020052044301

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 22, 2020
- Submitted: May 20, 2020
- Operation: Air carrier
- Aircraft: [N923WN](https://openairdocs.org/aircraft/N923WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 36627
- Aircraft time: 41,011 hours, 24,777 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Web
- Part number: 143A8120
- Condition: Corroded
- Location: Fuselage
- 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/SWAA2020052044301

## Discrepancy

FWD CARGO BAY; SUBTHRESHOLD WEB BETWEEN BS440 AND AND BS492 HAS CORROSION AROUND NUTPLATE HOLES RBL29 WL156 / REMOVED AND REPLACED FWD CARGO BAY SUBTHRESHOLD WEB ASSY B.S440 AND BS492 RBL29 WL156 IAW SRM 51-40-02-0G-0; SRM 51-40-05-0G-0; AND DWG 143A8120

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