# SDR SWAA2022030262300

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 10, 2019
- Submitted: March 2, 2022
- Operation: Air carrier
- Aircraft: N550WN
- Make and model: Boeing 737-76Q
- Registry model: [Boeing 737-76Q](https://openairdocs.org/model/boeing-737-76q) (OpenAirDocs)
- Aircraft serial: 30279
- Aircraft time: 55,213 hours, 34,313 cycles
- System (JASC): [5310 · Fuselage Main, Structure](https://openairdocs.org/jasc/5310)
- Part: Threshold Web
- Condition: Corroded
- Location: Aft Cargo Bay
- 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/SWAA2022030262300

## Discrepancy

***CORROSION*** AFT CARGO DOOR LOWER THRESHOLD BS 787+7 TO BS 847 RBL 26 WL 159 / AFTER EVALUATION OF AFT CARGO DOOR LOWER THRESHOLD WEB BS 787+7 TO BS 847 RBL 26 WL 159 FOUND TO BE OUT OF LIMITS IAW SRM 53-60-15-1A-1 FIG 103 DETAIL 'D' REMOVED AND REPLACED THRESHOLD WEB IAW SRM 51-40-02-0G-0 AND DWG 146A8340

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