# SDR UIEA2022060900577

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 19, 2022
- Submitted: June 23, 2022
- Operation: Air carrier
- Aircraft: [N473MC](https://openairdocs.org/aircraft/N473MC), registered now
- Make and model: Boeing 747-45E
- Registry model: [Boeing 747-45E](https://openairdocs.org/model/boeing-747-45e) (OpenAirDocs)
- Aircraft serial: 27174
- Aircraft time: 111,377 hours, 20,006 cycles
- System (JASC): [3232 · Landing Gear Door Actuator](https://openairdocs.org/jasc/3232)
- Part: Uplock Bracket
- Part number: 65B0133114
- Part serial: NSN
- Condition: Corroded
- Stage of operation: IN
- How discovered: O
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UIEA2022060900577

## Discrepancy

CORROSION FOUND ON RH WLG UPLOCK MECHANISM AFT SUPPORT BRACKET R/R WLG UPLOCK AFT SUPPORT ASSY IAW SRM 51-40-02 PARA 7 & AMM 32-32-08

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