What was found
(CAN) MAIN ROTOR BLADES REMOVED FROM HUB FOR MAINTENANCE. BLADE BORES WERE FOUND CORRODED BEYOND LIMITS. THIS 4TH TIME AFTER BORE BUSHING CHANGES THE CORROSION HAS REAPPEARED.
- Difficulty date
- February 5, 1998
- Submitted
- March 26, 2000
- Operation
- Air carrier
- Make and model
- Bell 206B
- Engine
- Allsn 250C20
- System (JASC)
- 6210 · Main Rotor Blades
- Part
- Blade
- Part number
- 206010200033
- Condition
- Corroded
- Location
- Bolt Bore
- Part time
- 3,344 hours
- 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.