# SDR USAA050431

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 30, 2005
- Submitted: April 13, 2005
- Operation: Air carrier
- Aircraft: N440US
- Make and model: Boeing 737-4B7
- Registry model: [Boeing 737-4B7](https://openairdocs.org/model/boeing-737-4b7) (OpenAirDocs)
- Aircraft serial: 24811
- Engine: Cfmint CFM563B2
- System (JASC): [5315 · Fuselage Main, Floor Beam](https://openairdocs.org/jasc/5315)
- Part: Floorbeam
- Condition: Corroded
- Location: Fuselage
- Part time: 39,307 hours
- 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/USAA050431

## Discrepancy

CLT - Q4 - FLOORBEAM, (.5 INCH) CORROSION.  STA 312, BL 0 TO RBL 10.  SPLICED IN NEW T-CAP IAW SRM.  (K)

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