# SDR SWAA2021060469389

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 6, 2021
- Submitted: June 4, 2021
- Operation: Air carrier
- Aircraft: [N220WN](https://openairdocs.org/aircraft/N220WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 32491
- Aircraft time: 52,961 hours, 31,490 cycles
- System (JASC): [5347 · Fuselage, Seat/Cargo Attach Fittings](https://openairdocs.org/jasc/5347)
- Part: Seat Track
- Condition: Corroded
- Location: Bs 727e-747
- 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/SWAA2021060469389

## Discrepancy

DOT0 21-A061 SEAT TRACK BASE HAS CORROSION FROM STA 727E+18' TO STA 747+1' RBL 45 WL ; / UPDATE MEASUREMENTS; I.A.W SRM 53-00-52-1A-1<BR>UPDATED STEP 7; VERIFIED STEPS 7; 8; AND 9<BR>AUDIT C/W

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