# SDR 4MZA20210908019

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 8, 2021
- Submitted: January 10, 2024
- Operation: Air carrier
- Aircraft: [N351PA](https://openairdocs.org/aircraft/N351PA), registered now
- Make and model: Amazon MK27
- Registry model: [Amazon MK27](https://openairdocs.org/model/amazon-logistics-mk27) (OpenAirDocs)
- Aircraft serial: 000362
- Aircraft time: 36 hours, 394 cycles
- System (JASC): [7120 · Engine Mount Section](https://openairdocs.org/jasc/7120)
- Part: Mount
- Part number: 120098
- Part serial: A3M92031D4BB0003
- Condition: Cracked
- Location: Nr 5
- Part time: 16 hours, 136 cycles
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/4MZA20210908019

## Discrepancy

DURING SCHEDULED MAINTENANCE INSPECTION, FOUND CRACK IN MOTOR MOUNT OF SPAR #5.

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