# SDR CALA2026072217940

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 12, 2026
- Submitted: July 22, 2026
- Operation: Air carrier
- Aircraft: [N37521](https://openairdocs.org/aircraft/N37521), registered now
- Make and model: Boeing 737-9
- Registry model: [Boeing 737-9](https://openairdocs.org/model/boeing-737-9) (OpenAirDocs)
- Aircraft serial: 64497
- Aircraft time: 18,153 hours, 6,050 cycles
- System (JASC): [5310 · Fuselage Main, Structure](https://openairdocs.org/jasc/5310)
- Part: Door Frame
- Part number: 143A61155
- Condition: Cracked
- Location: Zone 100
- 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/CALA2026072217940

## Discrepancy

CONTACT ENGINEERING FOR THE INSPECTION REQUIREMENTS ON THE FORWARD CARGO DOOR UPPER FRAME AND BEAM REPAIRS IAW PART TWO OF THE LATEST REVISION OF ECRA 5230-02326INITIATED A DIP TO HAVE PLANNING CONTACT ENGINEERING FOR THE INSPECTION REQUIREMENTS ON THE FORWARD CARGO DOOR UPPER FRAME AND BEAM REPAIRS.  INTERIM REPAIRS PERFORMED TO FORWARD CARGO DOOR UPPER FRAME AND BEAM IAW ECRA 5230-02326.

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