# SDR SWAA2020101317588

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 22, 2020
- Submitted: October 13, 2020
- Operation: Air carrier
- Aircraft: [N498WN](https://openairdocs.org/aircraft/N498WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 32480
- Aircraft time: 54,229 hours, 32,111 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Channel
- Part number: 146A8127
- Condition: Corroded
- Location: Bs 847-867
- 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/SWAA2020101317588

## Discrepancy

CORROSION, AFT CARGO COMPARTMENT RT SIDE FLOOR Z CHANNEL SUPPORT S-25R BETWEEN STA 847 & 867 MARKED WL 155 DOT 60-007.  REMOVED CORROSION AT AFT CARGO RT Z CHANNEL (SHIELD) S-25R BETWEEN STA 847 & STA 867.  ORIGINAL THICKNESS .050'; MINIMUM MATERIAL NOTED .032'; MAT LOST .018'.  FOUND OUT OF LIMITS REPLACED SHIELD, AS PER REF B737-700 SRM 51-40-02-0G-0 AND DWG 146A8127.

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