# SDR SWAA2026010555813

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 27, 2025
- Submitted: January 5, 2026
- Operation: Air carrier
- Aircraft: [N445WN](https://openairdocs.org/aircraft/N445WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 29841
- Aircraft time: 70,788 hours, 42,571 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/SWAA2026010555813

## Discrepancy

CRACK INDICATION AT BS 1016 APB DOME APEX UPPER LEFT FASTENER ON THE GORE WEB LAP SPLICE AT S-23R MEASURING 0.0625 INCH IN LENGTH FROM FASTENER HEAD.   REPAIRED BS 1016 APB IAW EA 25-153-03516.

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