# SDR SWAA2026033075818

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 3, 2026
- Submitted: March 30, 2026
- Operation: Air carrier
- Aircraft: [N486WN](https://openairdocs.org/aircraft/N486WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 33852
- Aircraft time: 70,494 hours, 42,367 cycles
- System (JASC): [5312 · Fuselage Main, Bulkhead](https://openairdocs.org/jasc/5312)
- Part: Pressure Blkhd
- 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/SWAA2026033075818

## Discrepancy

AFT PRESSURE BULKHEAD HAD A CRACK INDICATION EMANATING FROM RIVET AT STRINGER 7R LOWER GROUP OF FIVE CLOSEST TO APEX.  APPROX. 1/8' LONG. IAW PART 6, 51-00-00, PROCEDURE 23.

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