# SDR DALA2025121609159

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 15, 2025
- Submitted: December 16, 2025
- Operation: Air carrier
- Aircraft: [N936DZ](https://openairdocs.org/aircraft/N936DZ), registered now
- Make and model: Boeing 737-9GPER
- Registry model: [Boeing 737-9GPER](https://openairdocs.org/model/boeing-737-9gper) (OpenAirDocs)
- Aircraft serial: 38313
- Aircraft time: 28,310 hours, 21,268 cycles
- System (JASC): [5330 · Fuselage Main, Plate/Skin](https://openairdocs.org/jasc/5330)
- Part: Skin
- Part number: 141A372145
- Condition: Damaged
- Location: Zone 200
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DALA2025121609159

## Discrepancy

DURING INSPECTION AT ATS / PAE, A PREVIOUS FREEZE PLUG REPAIR WAS FOUND COMMON TO THE FUSELAGE SKIN & NR 3 CAPTAINS WINDOW FRAME AT BS 233.8 AND WL 239.5. THE WINDOW FRAME IS BEING REPLACED AT THIS CHECK (REF: TCO-DAL-25-0099). AFTER FREEZE PLUG REMOVAL, THE OVERSIZED HOLE IN THE SKIN WAS FOUND TO BE 0.325 INCH IN DIAMETER WITH A COUNTERSINK DIAMETER MEASURING 0.391 INCH. REQUESTING TO INSTALL FREEZE PLUG IN THE SKIN ONLY AT OVERSIZED HOLE LOCATION. REPAIRED PER ERA 630731-14.

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