# SDR SPAA0000010

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 16, 2000
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N703S
- Make and model: Boeing 737-2T4
- Registry model: [Boeing 737-2T4](https://openairdocs.org/model/boeing-737-2t4) (OpenAirDocs)
- Aircraft serial: 22529
- System (JASC): [5315 · Fuselage Main, Floor Beam](https://openairdocs.org/jasc/5315)
- Part: Floorbeam
- Condition: Cracked
- Location: Bs 677
- 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/SPAA0000010

## Discrepancy

DURING C4 CHECK, THE LONGITUDINAL FLOORBEAM WEB WAS FOUND CRACKED, BS 677, RBL 25, 2 BELOW FLOOR LEVEL AT THE RT AILERON QUADRANT CUT-OUT.  THE DAMAGE WAS REPAIRED PER BOEING SERVICE BULLETIN 737-57-1139, FIGURE 5.

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