# SDR 98ZZZX1325

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 3, 1998
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: [N98737](https://openairdocs.org/aircraft/N98737), registered now
- Make and model: Cessna 421C
- Registry model: [Cessna 421C](https://openairdocs.org/model/cessna-421c) (OpenAirDocs)
- Aircraft serial: 421C0040
- System (JASC): [7120 · Engine Mount Section](https://openairdocs.org/jasc/7120)
- Part: Beam Assy
- Part number: 505402019
- Condition: Loose
- Location: Lt Nac Mount
- Part time: 5,917 hours
- Component: 505402019
- Stage of operation: IN
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/98ZZZX1325

## Discrepancy

DURING PHASE INSPECTION, SEVERAL LOOSE AND WORKING RIVETS WERE FOUND IN TOP OF INBOARD ENGINE MOUNT BEAM APPROXIMATELY 6 INCHES AFT OF AFT ENGINE MOUNT BRACKET.  SUBMITTER STATED POSSIBLY CAUSED BY HARD LANDING OR TURBULENCE.

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