# SDR CALA2022041100944

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 9, 2022
- Submitted: April 11, 2022
- Operation: Air carrier
- Aircraft: [N47512](https://openairdocs.org/aircraft/N47512), registered now
- Make and model: Boeing 737-9
- Registry model: [Boeing 737-9](https://openairdocs.org/model/boeing-737-9) (OpenAirDocs)
- Aircraft serial: 43449
- Aircraft time: 3,787 hours, 1,324 cycles
- System (JASC): [3240 · Landing Gear Brake System](https://openairdocs.org/jasc/3240)
- Part: Brake Pads
- Part number: C20633000
- Part serial: 13429C20633
- Condition: Missing
- Location: Nr 2 Brake
- Stage of operation: NR
- How discovered: O
- Nature of condition: D
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2022041100944

## Discrepancy

PDA 1 #2 BRAKE ROTOR WEAR PAD FOUND MISSING REF LP 8351216

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