# SDR COMA9710329

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 11, 1997
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N243CA
- Make and model: Emb EMB-120RT
- Registry model: [EMB EMB-120RT](https://openairdocs.org/model/embraer-emb-120rt) (OpenAirDocs)
- Aircraft serial: 120212
- System (JASC): [3213 · Main Landing Gear Strut/Axle/Truck](https://openairdocs.org/jasc/3213)
- Part: Lock Washer
- Part number: LZAC035ONLE
- Condition: Bent
- Location: Mlg
- 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/COMA9710329

## Discrepancy

DURING E-5 INSPECTION TASKS 721-012, 731-012, FOUND BOTH MAIN GEAR OUTBOARD TRUNNION BEARING RETAINING NUTS LOOSE (FINGER TIGHT).  AFTER REMOVAL, FOUND EXTERNAL LOCKING TABS DISTORTED / BENT OUT OF PLACE, ALLOWING NUT TO LOOSEN.  INSTALLED SERV LOCKING WASHER AND TORQUED NUT IAW EMB-120 MM CH 32-11-01 PAGE 404.

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