# SDR UIEA201908315371

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 28, 2019
- Submitted: September 1, 2019
- Operation: Air carrier
- Aircraft: [N480MC](https://openairdocs.org/aircraft/N480MC), registered now
- Make and model: Boeing 747422
- Aircraft serial: 28812
- Aircraft time: 75,274 hours, 8,388 cycles
- System (JASC): [5347 · Fuselage, Seat/Cargo Attach Fittings](https://openairdocs.org/jasc/5347)
- Part: Seat Track
- Condition: Corroded
- Location: Bs 1320-1440
- 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/UIEA201908315371

## Discrepancy

M/D - SEAT TRACK O/B FLANGE FOUND CORRODED STA 1320 TO 1440, LBL 77, AS RED MARKED.(<P>STA 1320 - 1440, LBL 77, SEAT TRACK O/B FLANGE CORROSION REMOVED AND RE-PROTECTED AS PER SRM 51-10-02 AND SRM 51-20-01. BLEND OUT DEPTH 0.006", ORG 0.080", WIDTH 1", LENGTH 5" WITHIN SRM 53-00-52 ALLOWABLE DAMAGE 1 FIG 101 LIMIT.

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