# SDR CALA2026050716056

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 6, 2026
- Submitted: May 7, 2026
- Operation: Air carrier
- Aircraft: [N73445](https://openairdocs.org/aircraft/N73445), registered now
- Make and model: Boeing 737924ER
- Aircraft serial: 40000
- Aircraft time: 46,693 hours, 17,086 cycles
- System (JASC): [5315 · Fuselage Main, Floor Beam](https://openairdocs.org/jasc/5315)
- Part: Floorbeam
- Part number: 143A524063
- Condition: Cracked
- Location: Zone 200
- 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/CALA2026050716056

## Discrepancy

MAIN CABIN FLOORBEAM  CRACKED AT LBL1 TO LBL 24 STA 540.  REPAIR ACCOMPLISHED IAW SRM 51-40-02-OG-0 PAGE 1-40 FIGURE 14 AND SRM 51-40-05-0G-0 PAGE 1-20 FIGURE 6

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