Service difficulty report · Bulkhead · Cessna 172S

Difficulty date
October 14, 2014
Submitted
March 12, 2015
Operation
General aviation
Make and model
Cessna 172S
Aircraft time
2,044 hours
Engine
Lyc IO360L2A
Part
Bulkhead
Part number
05522311
Condition
Cracked
Location
Spinner
Stage of operation
IN
How discovered
9
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

(CAN) PROPELLER FORWARD BULKHEAD FOUND CRACKED UPON INSPECTION OF THE PROPELLER. THE CRACKS ARE LOCATED AT 5 OF THE 6 BOLT HOLES, IN A SEMI-CIRCLE PATTERN WHERE THE PROPELLER BOLTS WASHERS SITS. CRACKS ARE CAUSED BY WASHERS EDGE & THE PRESENCES OF THE INHERIT VIBRATIONS OF THE NATURE OF A PROPELLER AT WORK.

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