What was found
THESE "NEW DESIGN" ORINGS FOLD OVER UPON INSTALLATION OF INPUT FLANGE CAUSING EXCESSIVE LEAKING. REPLACED "NEW DESIGN" (THINNER) ORINGS WITH "OLD DESIGN" (THICKER) ORINGS AND RETURNED TO SERVICE.
- Difficulty date
- October 5, 1995
- Submitted
- March 26, 2000
- Operation
- General aviation
- Aircraft
- N2772A
- Make and model
- Bell 206L1
- Aircraft serial
- 45311
- System (JASC)
- 6320 · Main Rotor Gearbox
- Part
- O-Ring
- Part number
- L15231487
- Condition
- Faulty
- Location
- M/R Xmsn
- Component
- 206040004111
- Stage of operation
- IN
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.