# SDR DALA2023041202880

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 11, 2023
- Submitted: April 12, 2023
- Operation: Air carrier
- Aircraft: [N931DQ](https://openairdocs.org/aircraft/N931DQ), registered now
- Make and model: Boeing 737-9GPER
- Registry model: [Boeing 737-9GPER](https://openairdocs.org/model/boeing-737-9gper) (OpenAirDocs)
- Aircraft serial: 38302
- Aircraft time: 23,062 hours, 17,598 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Channel
- Part number: UNKNOWN
- Condition: Corroded
- Location: Not Reported
- Stage of operation: IN
- How discovered: O
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DALA2023041202880

## Discrepancy

(LOG 2715111) DURING INSPECTION FOUND CORROSION AT STA 727-727I RBL 21 WL 158. REMOVED & REPLACED Z CHANNEL IAW B737 SRM 53-00-53-2R-5 & BOEING DWG 146A7500 REV B.

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