# SDR UIEA2020052711060

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 23, 2020
- Submitted: May 27, 2020
- Operation: Air carrier
- Aircraft: [N850GT](https://openairdocs.org/aircraft/N850GT), registered now
- Make and model: Boeing 747-87UF
- Registry model: [Boeing 747-87UF](https://openairdocs.org/model/boeing-747-87uf) (OpenAirDocs)
- Aircraft serial: 37570
- Aircraft time: 3,147,621 hours, 6,338 cycles
- System (JASC): [5347 · Fuselage, Seat/Cargo Attach Fittings](https://openairdocs.org/jasc/5347)
- Part: Seat Track
- Condition: Corroded
- Location: Bs 1720-1760
- 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/UIEA2020052711060

## Discrepancy

M/D - LBL 99 STA 1720 TO 1760 SEAT TRACK FOUND CORROSION.CORROSION REMOVED AND REPROTECTED IAW SRM 51-10-02 AND 51-20-01 BLENDED OUT AREA DEPTH 0.008" WIDTH 0.7" LENGTH 1" WITHIN SRM 53-00-52-1A-1 ALLOWABLE DAMGE 1 FIG 101 LIMITS.

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