Service difficulty report · O-Ring · Beech 1900D

Difficulty date
November 14, 2011
Submitted
November 14, 2011
Operation
Air carrier
Make and model
Beech 1900D
Propeller
Hartzl HCE4A3I
Part
O-Ring
Part number
C33172112
Condition
Deteriorated
Location
Propeller
Component
Propeller
Component part number
HCE4A3I
Stage of operation
IN
How discovered
V
Nature of condition
K
Precautionary procedure
K

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

What was found

CUSTOMER REPORTED OIL LEAKING AROUND BULKHEAD OF PROPELLER ASSY. TECH REPORTED DURING DISASSEMBLY, A PITCH CHANGE ROD O-RING WAS BAD. THE O-RING APPEARS TO HAVE DETERIATED (OUTER LAYER OF RUBBER TO PEEL). NO OTHER DISCREPANCIES WITH THE PROPELLER HAVE BEEN REPORTED.

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