# SDR DL75E070979

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 1, 2007
- Submitted: August 3, 2007
- Operation: Air carrier
- Aircraft: [N702TW](https://openairdocs.org/aircraft/N702TW), registered now
- Make and model: Boeing 757-2Q8
- Registry model: [Boeing 757-2Q8](https://openairdocs.org/model/boeing-757-2q8) (OpenAirDocs)
- Aircraft serial: 28162
- Aircraft time: 33,955 hours, 12,440 cycles
- System (JASC): [5730 · Wing, Plate/Skin](https://openairdocs.org/jasc/5730)
- Part: Skin
- Part number: 112N310118
- Condition: Damaged
- Location: Wing
- 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/DL75E070979

## Discrepancy

DAMAGE LED TO A 0.500" OVERSIZED WING SKIN HOLE AND A 0.310" OVERSIZED STRINGER U-9.5 HOLE AT A COMMON FASTENER LOCATION JUST INBD OF WING STATION 537 (3RD NEW FASTENER FROM RIB NR 17).  REPAIR CONSISTED OF A COUNTERSUNK FREEZE PLUG AND AN OVERSIZED FASTENER.  THIS REPAIR RELATES TO THE APB BLENDED WINGLET PROGRAM MODIFICATION AND INSTALLATION.

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