# SDR CALA2026020613624

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 14, 2026
- Submitted: February 6, 2026
- Operation: Air carrier
- Aircraft: [N54241](https://openairdocs.org/aircraft/N54241), registered now
- Make and model: Boeing 737824
- Aircraft serial: 28953
- Aircraft time: 79,186 hours, 29,565 cycles
- System (JASC): [5310 · Fuselage Main, Structure](https://openairdocs.org/jasc/5310)
- Part: Window Frame
- Part number: 141A8821
- Condition: Cracked
- Location: Zone 200
- Stage of operation: IN
- How discovered: E
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2026020613624

## Discrepancy

FOUND CRACKS AT 3RD AND 4TH LOWER CORNER FASTENER HOLES ON LH SIDE NR 3 WINDOW FRAME CRACKED AT 3RD HOLE IS AT 12 O'CLOCK AND 4TH HOLE IS AT 3 O'CLOCK.  REPAIRED THE L3 WINDOW FRAME WITH FREEZE PLUGS, EXTERNAL DOUBLER & TRIPLER, INTERNAL DOUBLER REPAIRS IAW REO G25725 &  ECRA 5310-08774, REV INTIAL.

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