SDR JGV2001F00012

Service difficulty report · Bearing Cage · Amd FALCON900

Difficulty date: July 12, 2001
Submitted: October 22, 2001
Operation: Air carrier
Aircraft: N902NC
Make and model: Amd FALCON900
Aircraft serial: 97
Engine: Garrtt TFE7312
System (JASC): 3220 · Nose/Tail Landing Gear
Part: Bearing Cage
Part number: BIGLS40TAG
Condition: Corroded
Location: Nlg
Part time: 4,140 hours
Stage of operation: IN
How discovered: V
Nature of condition: O
Precautionary procedure: K

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

DURING NOSE GEAR INSTALLATION INSPECTION OF BALL JOINT FOUND CORROSION ON OUTBOARD DIAMETER OF BEARING CAGE. NO OBVIOUS SIGNS OF CORROSION PROTECTION DURING ORIGINAL INSTALLATION. PROBABLE CAUSE: WHEEL WELL ENVIRONMENT WITHOUT USE OF CORROSION PROTECTION.