# SDR USAA2012082000010

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 19, 2012
- Submitted: August 21, 2012
- Operation: Air carrier
- Aircraft: [N433US](https://openairdocs.org/aircraft/N433US), registered now
- Make and model: Boeing 737-4B7
- Registry model: [Boeing 737-4B7](https://openairdocs.org/model/boeing-737-4b7) (OpenAirDocs)
- Aircraft serial: 24555
- Aircraft time: 60,477 hours, 40,301 cycles
- System (JASC): [3213 · Main Landing Gear Strut/Axle/Truck](https://openairdocs.org/jasc/3213)
- Part: Cylinder
- Part number: 654611659
- Part serial: ZE161
- Condition: Chipped
- Location: Lt Mlg
- Part time: 44,303 hours, 29,537 cycles
- 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/USAA2012082000010

## Discrepancy

FLT/CHK 1616 - LEFT MAIN LANDING GEAR INNER CYLINDER HAS CHROME CHIPPING.  REPLACED LEFT MAIN LANDING GEAR INNER CYLINDER IAW B737 AMM 32-11-21-908-028.

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