# SDR SWAA2021062183015

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 15, 2021
- Submitted: June 21, 2021
- Operation: Air carrier
- Aircraft: [N8306H](https://openairdocs.org/aircraft/N8306H), registered now
- Make and model: Boeing 737-8H4
- Registry model: [Boeing 737-8H4](https://openairdocs.org/model/boeing-737-8h4) (OpenAirDocs)
- Aircraft serial: 36983
- System (JASC): [5312 · Fuselage Main, Bulkhead](https://openairdocs.org/jasc/5312)
- Part: Bulkhead Web
- 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/SWAA2021062183015

## Discrepancy

VAPOR BARRIER HAS 8' CRACK BETWEEN R/H WHEEL WELL & R/H PACK BAY. CRACK LOCATED JUST FWD OF 'B' SYSTEM RETURN FILTER REPETITIVE ACTION REQUIRED: DO A VISUAL INSPECTION OF THE REPAIR AREA AT 1200 FLIGHT CYCLE INTERVALS OR MORE FREQUENTLY. MAKE SURE THAT CRACK HAS NOT GROWN PAST THE INTERIM SEAL. / REF WORK ORDER 580878 DEFECT NUMBER Y148340 VAPOR BARRIER REMOVED AND REPLACED ON 13DEC2019; PERMANENT REPAIR ACCOMPLISHED. AMT 27064 INSP 26615

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