# SDR CALA2024072202074

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 18, 2024
- Submitted: July 22, 2024
- Operation: Air carrier
- Aircraft: [N37462](https://openairdocs.org/aircraft/N37462), registered now
- Make and model: Boeing 737924ER
- Aircraft serial: 37207
- Aircraft time: 36,347 hours, 13,156 cycles
- System (JASC): [5310 · Fuselage Main, Structure](https://openairdocs.org/jasc/5310)
- Part: Crease Beam
- Part number: 147A854029
- Condition: Corroded
- Location: Zone 200
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2024072202074

## Discrepancy

(B737-53-3-0737) MAIN CABIN CREASE BEAM INNER CHORD UPPER SURFACE HAS CORROSION FROM STA 967-986 LBL 52. TRANSCRIBED FROM HAECO GSO NRC 9288529. PLEASE SEE LOG PAGES 8649819 & 8649695 MAIN CABIN CREASE BEAM INNER CHORD UPPER SURFACE AT L2 DOOR SURROUND REPAIRED IAW UAL ECRA 5370-01132 REV-. AREA REPAIRED AT LBL52 BETWEEN STA 967-STA 986. 2EA ADDITIONAL LOG PAGES CREATED , 8649695 CREATED TO PERFORM INSPECTIONS PER PART 2 OF THE LATEST REVISION OF ECRA 5370-01132 ON OR BEFORE 15JAN2026. LOG PAGE 8649819 WAS CREATED STATING "PLANNING TO CONTACT ENGINEERING AFTER 15NOV2025 BUT BEFORE 30NOV2025 AND REQUEST THAT FURTHER INSTRUCTIONS BE PROVIDED FOR ECRA 5370-01132.

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