# SDR DALA2016081706041

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 17, 2016
- Submitted: August 17, 2016
- Operation: Air carrier
- Aircraft: [N959AT](https://openairdocs.org/aircraft/N959AT), registered now
- Make and model: Boeing 717-200
- Registry model: [Boeing 717-200](https://openairdocs.org/model/boeing-717-200) (OpenAirDocs)
- Aircraft serial: 55021
- Aircraft time: 43,956 hours, 30,214 cycles
- System (JASC): [5730 · Wing, Plate/Skin](https://openairdocs.org/jasc/5730)
- Part: Access Panel
- Condition: Corroded
- Location: Wing
- 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/DALA2016081706041

## Discrepancy

CORROSION ON COURTERSINKS AT FUEL TANK ACCESS NR 520EB, SM.  CORROSION OF COUNTERSINKS WAS REMOVED IAW SRM 51-10-04.  REWORKED AREAS WERE MEASURED AND MAX DIAMETER ALLOWABLE IS 0.532" AND 3 ADJACENT HOLES OUT OF LIMITS WERE FOUND, MAX DIAMETER MEASURED IS 0.562", IT IS OUT OF LIMITS IAW SRM 57-10-01.  ACCESS PLATE WAS REPLACED AND PN VERIFIED IAW AIPC 57-23-01.

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