# SDR DALA2020122704265

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 23, 2020
- Submitted: December 27, 2020
- Operation: Air carrier
- Aircraft: [N591NW](https://openairdocs.org/aircraft/N591NW), registered now
- Make and model: Boeing 757351
- Aircraft serial: 32991
- Aircraft time: 61,313 hours, 20,095 cycles
- System (JASC): [2810 · Fuel Storage](https://openairdocs.org/jasc/2810)
- Part: Structure
- Condition: Scratched
- Location: Lt Fuel Cell
- 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/DALA2020122704265

## Discrepancy

DURING INSPECTION MAINTENANCE FOUND SCRATCH ON DRY BAY (INNER FACE OF SETTLEMENT AREA) IN LT MAIN FUEL TANK BETWEEN WS 285.65/WS 313.50.  REPAIRED PER ERA 588939-14.

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