# SDR SIMA200205102

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 18, 2002
- Submitted: April 17, 2002
- Operation: Air carrier
- Aircraft: N550LL
- Make and model: Aerosp ATR 72-212A
- Registry model: [Aerosp ATR 72-212A](https://openairdocs.org/model/aerospatiale-atr-72-212a) (OpenAirDocs)
- Aircraft serial: 550
- System (JASC): [5315 · Fuselage Main, Floor Beam](https://openairdocs.org/jasc/5315)
- Part: Floorbeam
- Part number: S53672408254
- Condition: Corroded
- Location: Fuselage
- 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/SIMA200205102

## Discrepancy

SAW - DURING CPCP4 INSPECTION, CORROSION WAS FOUND ON FLOORBEAM 39.  THE FLOORBEAM WAS REMOVED AND REPLACED IAW ATR 72 SRM 51-25-01.  THE AIRCRAFT WAS RETURNED TO SERVICE.  (M)

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