# SDR F3LA200400100

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 27, 2004
- Submitted: September 27, 2004
- Operation: Air carrier
- Aircraft: [N310FL](https://openairdocs.org/aircraft/N310FL), registered now
- Make and model: Boeing 737-3L9
- Registry model: [Boeing 737-3L9](https://openairdocs.org/model/boeing-737-3l9) (OpenAirDocs)
- Aircraft serial: 26440
- Aircraft time: 34,284 hours, 24,595 cycles
- System (JASC): [5315 · Fuselage Main, Floor Beam](https://openairdocs.org/jasc/5315)
- Part: Floor Support
- Condition: Cracked
- 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/F3LA200400100

## Discrepancy

DURING C-4 CHECK, INSPECTION REPORTED FLOOR SUPPORT CRACKED AT STA 927 - 947.5, RBL 16.  REMOVED FLOOR SUPPORT TO REPLACE CRACKED FLANGE.  REPAIRED CRACKED FLANGE AND REINSTALLED FLOOR SUPPORT PER BOEING DRAWING 65-36656, 737-300 SRM 51-40-02 AND 51-10-02, AND SOPM 20-41-02.

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