# SDR CALA2013091800684

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 17, 2013
- Submitted: October 28, 2013
- Operation: Air carrier
- Aircraft: [N13718](https://openairdocs.org/aircraft/N13718), registered now
- Make and model: Boeing 737724
- Aircraft serial: 28937
- Aircraft time: 48,912 hours, 16,485 cycles
- System (JASC): [5315 · Fuselage Main, Floor Beam](https://openairdocs.org/jasc/5315)
- Part: Floorbeam
- Part number: 141A5504
- Condition: Corroded
- Location: Bs 328
- 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/CALA2013091800684

## Discrepancy

FWD PAX CABIN WET AREA CORRODED AROUND TWO FASTENERS, BS 328, RBL 12.  TRIMMED OFF UPPER TEE OF FLOORBEAM AT BS 328 FROM BL 0 TO RBL 18.6 & INSTALLED UPPER TEE OF FLOORBEAM.  REPAIRED IAW EC/RA 5321- 01871, STEPS 1 THRU 14 & G2,1.

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