# SDR DALA2023011200253

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 11, 2023
- Submitted: January 12, 2023
- Operation: Air carrier
- Aircraft: [N718TW](https://openairdocs.org/aircraft/N718TW), registered now
- Make and model: Boeing 757231
- Aircraft serial: 28486
- Aircraft time: 81,164 hours, 20,962 cycles
- System (JASC): [5415 · Nacelle/Pylon, Attach Fittings](https://openairdocs.org/jasc/5415)
- Part: Drag Fitting
- Condition: Corroded
- Location: Lt Engine
- 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/DALA2023011200253

## Discrepancy

SHIP 6815 A.A. AD. LH ENG DRAG FTG CLAMP-UP HOLE # 3 AND HOLE # 8 CORROSION WERE FOUND AS FOLLOW: HOLE # 3 CORROSION ON SKIN AT 12 O'CLOCK POSITION AND HOLE # 8 CORROSION ON SKIN AT 12 O'CLOCK POSITION (REF. CARD 5720-01100-04A. JOB # 076-0001. STEP 14.). CORRECTIVE ACTION: SUMMARY OF NRC 00235: [A.A. AD] LH ENG DRAG FTG CLAMP-UP HOLES #3 AND #8 WERE REAMED PER CARD 5720-01100-04A PAR 14 (C) AND B757-200 SRM. (2577928)

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