# SDR TSAA9753162

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 14, 1997
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: [N816AL](https://openairdocs.org/aircraft/N816AL), registered now
- Make and model: Boeing 737-2X6C
- Registry model: [Boeing 737-2X6C](https://openairdocs.org/model/boeing-737-2x6c) (OpenAirDocs)
- Aircraft serial: 23122
- System (JASC): [5315 · Fuselage Main, Floor Beam](https://openairdocs.org/jasc/5315)
- Part: Floor Beam
- Condition: Corrosion
- Location: Bs 312
- 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/TSAA9753162

## Discrepancy

DURING CPC PHASE 1 INSPECTION OF FUSELAGE UPPER LOBE, FOUND MAIN DECK FLOOR BEAM UPPER CHORD CORROSION ON NUTPLATE AT STA 312.  REPAIRED PER ECO 2096R3.  AIRCRAFT RETURNED TO SERVICE.  MATERIAL USED - CHORD - 7075-T6511 EXTRUSION.  SPLICE ANGLES - 7075-T6 STOCK.  NON-ROUTINE TASK CARD NR 019989.  TAT:  29,363:34  HOURS.  TAC:  33,549.  (X)

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