# SDR AT9900398

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 23, 1999
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N464AT
- Make and model: Boeing 737-2L9
- Registry model: [Boeing 737-2L9](https://openairdocs.org/model/boeing-737-2l9) (OpenAirDocs)
- Aircraft serial: 21278
- System (JASC): [5315 · Fuselage Main, Floor Beam](https://openairdocs.org/jasc/5315)
- Part: Floorbeam
- Condition: Corroded
- Location: Bs 277
- Stage of operation: IN
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AT9900398

## Discrepancy

SCHEDULED INSPECTION AT TIMCO LAKE CITY, FL.  FOUND THE FLOORBEAM AT BS 277 LBL 30-32 UPPER FORWARD WEB CORRODED.  CUT OUT CORRODED AREA, FABRICATED REPAIR FILLER AND DOUBLER, TREATED, PRIMED AND INSTALLED IAW B737 SRM 51-10-1, 51-10-6, 53-10-1, 51-40-2, 51-21-31 AND RES NR 05008.

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