# SDR CALA2026010212589

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 22, 2025
- Submitted: January 2, 2026
- Operation: Air carrier
- Aircraft: [N14237](https://openairdocs.org/aircraft/N14237), registered now
- Make and model: Boeing 737824
- Aircraft serial: 28802
- Aircraft time: 80,115 hours, 29,985 cycles
- System (JASC): [5310 · Fuselage Main, Structure](https://openairdocs.org/jasc/5310)
- Part: Stub Beam
- Part number: 141A8370U13
- 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/CALA2026010212589

## Discrepancy

CRACK FOUND R1 DOOR UPPER FWD CORNER, AT TOP OF LOWER INT. SEAL DEPRESSOR INTERNAL STUB BEAM SURFACE, MARKED AT 1.400"L HORIZONTALLY FROM DOOR CUTOUT.  REMOVED AND REPLACED R1 FWD STUB FRAME IAW SRM 51-40-05 B737-800 SRM 51-40-02 AND BAC DWG 141A8370 REV:F

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