# SDR SWAA2021040657140

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 19, 2021
- Submitted: April 6, 2021
- Operation: Air carrier
- Aircraft: [N8664J](https://openairdocs.org/aircraft/N8664J), registered now
- Make and model: Boeing 737-8H4
- Registry model: [Boeing 737-8H4](https://openairdocs.org/model/boeing-737-8h4) (OpenAirDocs)
- Aircraft serial: 36649
- Aircraft time: 20,784 hours, 9,249 cycles
- System (JASC): [5312 · Fuselage Main, Bulkhead](https://openairdocs.org/jasc/5312)
- Part: Attach Angle
- Condition: Cracked
- Location: Bulkhead
- 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/SWAA2021040657140

## Discrepancy

EVIDENCE OF CRACK AT FASTENER HOLE ON ATTACH ANGLE COMMON TO STA 663 BULKHEAD AND CENTER WING TANK AT LBL 8 IN L/H AIR CONDITIONING BAY / REPAIRED VAPOR BARRIER UPPER ATTACH ANGLE AT STA 663 LBL 8 IAW B737 SRM 57-10-10-2R-5.

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