# SDR FDEA202107271877

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 27, 2021
- Submitted: July 28, 2021
- Operation: Air carrier
- Aircraft: [N934FD](https://openairdocs.org/aircraft/N934FD), registered now
- Make and model: Boeing 757-21B
- Registry model: [Boeing 757-21B](https://openairdocs.org/model/boeing-757-21b) (OpenAirDocs)
- Aircraft serial: 24331
- Aircraft time: 60,590 hours, 39,365 cycles
- System (JASC): [5340 · Fuselage Main, Attach Fittings](https://openairdocs.org/jasc/5340)
- Part: Dome Nut
- Part number: 111N52075
- Condition: Corroded
- Location: Bs 900-1040
- 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/FDEA202107271877

## Discrepancy

DAMAGED AND CORRODED DOME NUT PLATES UNDER FLOOR PANEL 242MGF REMOVED DAMAGED CROWN SUPPORT IAW SRM 51-40-02, FABED NEW CROWN SUPPORT IAW   BOEING DWG 111N5207 AND SRM 51-10-02, INSTALLED NEW CROWN SUPPORT IAW BOEING DWG   111N5201 AND SRM 51-40-02 STA. 900-1040 RBL 45.5, PART MARKED AS FX-111N5207-5 IAW FEDEX   GMM 7-0-1001, MAJOR REPAIR.

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