# SDR USAA2012091300014

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 10, 2012
- Submitted: September 13, 2012
- Operation: Air carrier
- Aircraft: N442US
- Make and model: Boeing 737-4B7
- Registry model: [Boeing 737-4B7](https://openairdocs.org/model/boeing-737-4b7) (OpenAirDocs)
- Aircraft serial: 24841
- Aircraft time: 59,012 hours, 40,427 cycles
- System (JASC): [5312 · Fuselage Main, Bulkhead](https://openairdocs.org/jasc/5312)
- Part: Bulkhead
- Condition: Cracked
- Location: Fuselage
- Stage of operation: IN
- How discovered: U
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/USAA2012091300014

## Discrepancy

FPBH VISIT - CRACK APPROXIMATELY .75 INCH IN LENGTH AT FORWARD PRESSURE BULKHEAD BS 178 BETWEEN TWO HI-LOCS AT WL 218 BETWEEN LBL 5.7 TO LBL 17.  REPAIRED FORWARD PRESSURE BULKHEAD BS 178, WL 218 BETWEEN LBL 5.7 TO LBL 17 IAW B737 SRM 53-10-08 REPAIR 9.

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