# SDR AMTA200401345

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 1, 2004
- Submitted: November 17, 2004
- Operation: Air carrier
- Aircraft: [N520AT](https://openairdocs.org/aircraft/N520AT), registered now
- Make and model: Boeing 757-23N
- Registry model: [Boeing 757-23N](https://openairdocs.org/model/boeing-757-23n) (OpenAirDocs)
- Aircraft serial: 27976
- Aircraft time: 23,693 hours, 7,656 cycles
- Engine: Rroyce RB211535E4
- System (JASC): [5310 · Fuselage Main, Structure](https://openairdocs.org/jasc/5310)
- Part: Shear Web
- Condition: Corroded
- Location: Fuselage
- Stage of operation: NR
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AMTA200401345

## Discrepancy

CORROSION ON DECK PLATE, BS 1681, LBL 30 AT FASTENER HOLE.  SHEAR WEB BS 1681 TO 1720 WILL BE REPLACED ON EO 757-53SW-25 91, REVC.

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