# SDR DALA2021040101941

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 28, 2021
- Submitted: April 1, 2021
- Operation: Air carrier
- Aircraft: [N587NW](https://openairdocs.org/aircraft/N587NW), registered now
- Make and model: Boeing 757351
- Aircraft serial: 32986
- Aircraft time: 62,752 hours, 20,213 cycles
- System (JASC): [5310 · Fuselage Main, Structure](https://openairdocs.org/jasc/5310)
- Part: Nut
- Condition: Corroded
- Location: Fuselage
- 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/DALA2021040101941

## Discrepancy

SHIP 5807 INITIAL INSPECTION: CORROSION ON NUT OF PNEUMATIC ACTUATOR STA. 1640, BTW S-11R TO S-13R AT INTERNAL FUSELAGE ESTRUCTURE. SUMMARY OF NRC 00732: EMERGENCY PNEUMATIC POWER ACTUATOR FROM DOOR R4 WAS REMOVED AND EMERGENCY PNEUMATIC POWER ACTUATOR WAS INSTALLED PER B757-300 AMM 52-11.(1766980)

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