# SDR SWAA2022021717614

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 30, 2018
- Submitted: February 17, 2022
- Operation: Air carrier
- Aircraft: [N256WN](https://openairdocs.org/aircraft/N256WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 32514
- Aircraft time: 42,017 hours, 25,068 cycles
- System (JASC): [5246 · Fluid Service Doors](https://openairdocs.org/jasc/5246)
- Part: Door
- Condition: Corroded
- Location: Lower Ext Fusela
- 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/SWAA2022021717614

## Discrepancy

CORROSION ON LAV SERVICE DOOR INTERIOR AND EXTERIOR SIDES / REMOVED CORROSION 1' X 4' X .040'; ORIGINAL THICKNESS .100'. REMAINING THICKNESS .060' FOUND TO BE OUT OF LIMITS PER SRM 52-40-01-1A-4. REMOVED AND REPLACED LAV SERVICE DOOR WITH NEW CFE 7523161-DOOR PER AMM 52-49-07-000-801 AND AMM 52-49-07-400-801. 57546U 22AUG18

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