# SDR 2020F00335

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 12, 2020
- Submitted: July 12, 2020
- Operation: General aviation
- Aircraft: [N752CX](https://openairdocs.org/aircraft/N752CX), registered now
- Make and model: Boeing 757-2G5
- Registry model: [Boeing 757-2G5](https://openairdocs.org/model/boeing-757-2g5) (OpenAirDocs)
- Aircraft serial: 24451
- Aircraft time: 62,593 hours, 20,672 cycles
- System (JASC): [5713 · Wing, Longeron/Stringer](https://openairdocs.org/jasc/5713)
- Part: Stringer
- Part number: 112N32123
- Condition: Corroded
- Location: Rt Wing
- Part time: 62,593 hours, 20,672 cycles
- 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/2020F00335

## Discrepancy

RIGHT WING STA 718 STRINGER U12 WAS CORRODED.   REMOVED AND ELVAUATED CORROSION, ORIGNAL MATERIAL .100 IN., MATERIAL LOSS .068 IN., MATERIAL REMAINING .022., MATERIAL LOSS ALLOWABLE 10%.  FOUND TO BE OUT OF LIMITS. REMOVED DAMAGE AND PERFORMED STRINGER REPAIR IAW SRM. 57-00-03 DET.III., REPAIR 1 FIGURE 201, 53-20-03 AND ER RES 15213.

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