# SDR SWAA2022040647392

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 10, 2019
- Submitted: May 16, 2022
- Operation: Air carrier
- Aircraft: [N8619F](https://openairdocs.org/aircraft/N8619F), registered now
- Make and model: Boeing 737-8H4
- Registry model: [Boeing 737-8H4](https://openairdocs.org/model/boeing-737-8h4) (OpenAirDocs)
- Aircraft serial: 33939
- Aircraft time: 21,980 hours, 9,503 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Channel
- 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/SWAA2022040647392

## Discrepancy

***CORROSION***AFT CARGO Z CHANNEL BETWEEN STA 867-887; STR 25R; RBL 21; WL 155 HAS CORROSION AROUND MULTIPLE FASTENER HOLES. / REMOVED CORROSION 1/2' X 1/2' X .002'; CORROSION FOUND TO BE OUT OF LIMITS; DUE TO CORROSION IN HOLES PER SRM 53-00-53-1A-2; REMOVED Z CHANNEL BS 867-887 RBL 21 STR 25R. FABRICATED Z CHANNEL IAW DWG 146A7502; INSTALLED NEW Z CHANNEL IAW DWG 146A7502 & SRM 51-40-02

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