# SDR USAA2012073000033

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 16, 2012
- Submitted: July 30, 2012
- Operation: Air carrier
- Aircraft: N434US
- Make and model: Boeing 737-4B7
- Registry model: [Boeing 737-4B7](https://openairdocs.org/model/boeing-737-4b7) (OpenAirDocs)
- Aircraft serial: 24556
- Aircraft time: 60,900 hours, 40,650 cycles
- System (JASC): [5322 · Fuselage Internal Mounting Structure](https://openairdocs.org/jasc/5322)
- Part: Shear Tie
- Condition: Corroded
- 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/USAA2012073000033

## Discrepancy

Q2 CHECK - FUSELAGE SKIN TO FRAME SHEAR TIE CORRODED AT BS 727G, RBL 3 (LOWER LOBE).  REPAIRED SHEAR TIE IAW B737 SRM 53-00-07, REPAIR 4.

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