# SDR 5APR577Y40

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 15, 2010
- Submitted: July 16, 2010
- Operation: General aviation
- Filed by: [Atlas Aircraft Center Inc, repair station 5APR577Y](https://openairdocs.org/faa-repair-station/5APR577Y/atlas-aircraft-center-inc.md) (OpenAirDocs)
- Aircraft: N669AF
- Make and model: Pilats PC1245
- Aircraft serial: 669
- Aircraft time: 3,410 hours, 3,238 cycles
- Engine: Pwa PT6A67D
- Engine time: 3,410 hours, 3,238 cycles
- System (JASC): [3240 · Landing Gear Brake System](https://openairdocs.org/jasc/3240)
- Part: Brake Disc
- Part number: 244759C
- Part serial: F32G8913
- Condition: Cracked
- Location: Brake Assembly
- Part time: 1,935 hours, 1,700 cycles
- Component: Brake Assembly
- Component part number: 216741
- 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/5APR577Y40

## Discrepancy

DURING A LINE CHECK DISCOVERED THE LT MAIN GEAR OUTER DISK CRACKED. R & R BRAKE ASSY IAW MM INSTRUCTIONS.

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