# SDR SWAA071300

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 9, 2007
- Submitted: March 12, 2007
- Operation: Air carrier
- Aircraft: [N359SW](https://openairdocs.org/aircraft/N359SW), registered now
- Make and model: Boeing 737-3H4
- Registry model: [Boeing 737-3H4](https://openairdocs.org/model/boeing-737-3h4) (OpenAirDocs)
- Aircraft serial: 26596
- Aircraft time: 43,185 hours, 36,763 cycles
- System (JASC): [2120 · Air Distribution System](https://openairdocs.org/jasc/2120)
- Part: Duct
- Part number: 65C29582
- Condition: Loose
- Location: Keelbeam
- Stage of operation: DE
- How discovered: O
- Nature of condition: J
- Precautionary procedure: B
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWAA071300

## Discrepancy

DECLARED EMERGENCY, CABIN PRESS WARNING HORN SOUNDED.  FOUND A/C DISTRIBUTION KEEL BEAM DUCT BOOT CLAMP LOOSE.  SECURED DUCT CLAMP PER MM.

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