# SDR DALA2015013000792

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 28, 2015
- Submitted: January 30, 2015
- Operation: Air carrier
- Aircraft: [N594NW](https://openairdocs.org/aircraft/N594NW), registered now
- Make and model: Boeing 757351
- Aircraft serial: 32994
- Aircraft time: 41,658 hours, 13,881 cycles
- System (JASC): [5347 · Fuselage, Seat/Cargo Attach Fittings](https://openairdocs.org/jasc/5347)
- Part: Seat Track
- Condition: Corroded
- Location: Bs 1640
- 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/DALA2015013000792

## Discrepancy

CORROSION ON MAIN CABIN SEAT TRACK FLANGE AT STA 1640 RBL-45. REMOVED CORROSION ON SEAT TRACK SUPPORT FLANGE STA 1640 RBL-45  ORIGINAL MAT THICKNESS 0.070 MAT LOSS 0.020 FOUND TO BE OUT OF LIMITS IAW SRM 53-00-052, DET VII, FIG 101 ALLOWABLE DAMAGE. R & R SEAT TRACK SUPPORT FROM STA 1640- 1600, RBL-45 IAW DWG 146N5126, REV A , SRM 51-40-05 AND 51-40-02.

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