# SDR DALA1100416810

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 14, 2010
- Submitted: January 5, 2011
- Operation: Air carrier
- Aircraft: [N721TW](https://openairdocs.org/aircraft/N721TW), registered now
- Make and model: Boeing 757231
- Aircraft serial: 29954
- Aircraft time: 38,348 hours, 12,466 cycles
- Engine: Pwa PW2037
- System (JASC): [5347 · Fuselage, Seat/Cargo Attach Fittings](https://openairdocs.org/jasc/5347)
- Part: Seat Track
- Condition: Corroded
- Location: Bs 521 Lbl 24
- 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/DALA1100416810

## Discrepancy

MAIN CABIN SEAT TRACK CRACKED IN FWD LOWER RADIUS STA 521, LBL 24.  REPAIRED IAW SRM 53-00-52, FIG 201, REPAIR III.

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