# SDR SWAA2022021816115

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 15, 2018
- Submitted: February 21, 2022
- Operation: Air carrier
- Aircraft: [N251WN](https://openairdocs.org/aircraft/N251WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 32510
- Aircraft time: 41,830 hours, 24,757 cycles
- System (JASC): [5315 · Fuselage Main, Floor Beam](https://openairdocs.org/jasc/5315)
- Part: Web
- Condition: Corroded
- Location: Flight Deck
- 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/SWAA2022021816115

## Discrepancy

***CORROSION*** CORROSION ON COCKPIT FLOOR BETWEEN BS 219.8 AND 224.8 RBL 45 / REMOVED AND INSTALLED NEW SHEER WEB AT BS 219.8-227 RBL 45 WL 208 IAW SRM 51-40-02 AND BOEING DWG 141A0640 SH 37 AND DWG 141A0640 SH 57 49570U 29JUN18

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