# SDR DALA1220980921

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 5, 2012
- Submitted: April 9, 2012
- Operation: Air carrier
- Aircraft: N921DL
- Make and model: Doug MD-88
- Registry model: [Doug MD-88](https://openairdocs.org/model/mcdonnell-douglas-md-88) (OpenAirDocs)
- Aircraft serial: 49645
- Aircraft time: 61,462 hours, 47,255 cycles
- System (JASC): [5347 · Fuselage, Seat/Cargo Attach Fittings](https://openairdocs.org/jasc/5347)
- Part: Seat Track
- Part number: 593054775
- Condition: Corroded
- Location: Bs 218 Lbl 44
- 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/DALA1220980921

## Discrepancy

CORROSION ON SEAT TRACK BS 218 LBL 44.  CORROSION REMOVED L-0.5"XW-0.3"XD-.024.  MATERIAL REMAINING .091 FOUND TO BE OUT OF LIMITS PER 53-05 FIG 4B-1.  AREA REPAIRED PER ERA 502023-14 REV ORIG.

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