# SDR USAA2012120500006

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 23, 2012
- Submitted: December 5, 2012
- Operation: Air carrier
- Aircraft: N435US
- Make and model: Boeing 737-4B7
- Registry model: [Boeing 737-4B7](https://openairdocs.org/model/boeing-737-4b7) (OpenAirDocs)
- Aircraft serial: 24557
- Aircraft time: 61,447 hours, 40,868 cycles
- System (JASC): [5312 · Fuselage Main, Bulkhead](https://openairdocs.org/jasc/5312)
- Part: Pressure Panel
- Condition: Cracked
- Location: Fuselage
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/USAA2012120500006

## Discrepancy

Q3 CHECK - 2 CRACKS ON PRESSURE WEB AT BS 670, BETWEEN RBL 38 TO RBL 40 APPROX 1INCH & .75 INCHES LONG.  REPAIRED PRESSURE WEB AT BS 670, BETWEEN RBL 38 TO RBL 40 IAW B737 SRM 53-60-51-2R-*4 FIG 201.

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