# SDR SWAA2018030520206

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 1, 2018
- Submitted: March 5, 2018
- Operation: Air carrier
- Aircraft: [N7854B](https://openairdocs.org/aircraft/N7854B), registered now
- Make and model: Boeing 737-71B
- Registry model: [Boeing 737-71B](https://openairdocs.org/model/boeing-737-71b) (OpenAirDocs)
- Aircraft serial: 29372
- Aircraft time: 32,021 hours, 21,915 cycles
- System (JASC): [5312 · Fuselage Main, Bulkhead](https://openairdocs.org/jasc/5312)
- Part: Bulkhead
- Part number: 111A1111
- Condition: Cracked
- Location: Bs 663
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWAA2018030520206

## Discrepancy

LOWER RT VAPOR BARRIER SPAR CRACKED AT BS 663, BETWEEN RBL 37 TO RBL 40.   REPAIRED THE BARRIER IAW EA.

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