Service difficulty report · Bolt · Cessna 310C

Difficulty date
July 6, 2016
Submitted
August 5, 2016
Operation
General aviation
Aircraft
N310B
Make and model
Cessna 310C
Aircraft serial
35951
Part
Bolt
Part number
0813300102
Condition
Broken
Location
Nlg
Part time
2,439 hours
Stage of operation
NR
How discovered
O
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

IT APPEARS THAT THE NOSE GEAR FORK BOLT, PN 0813300102 HAD AN OLD CRACK IN THE LAST THREAD BEFORE THE SHANK OF THE FORK BOLT, THE CRACK WENT ABOUT 80 PERCENT AROUND ITS CIRCUMFERENCE, INDICATED BY THE CRACKED SURFACE BEING BLACK TO DARK GRAY IN COLOR, THE REMAINDER OF THE THREADED AREA APPEARS TO BE A FRESH BREAK, BRIGHT STEEL IN COLOR. THE FORK BOLT IS HOLLOW. THIS FORK BOLT IS ATTACHED TO THE ADJUSTABLE BELL CRANK PN 0842100-2. THESE 2 PARTS ARE PART OF THE NOSE GEAR RETRACT/EXTEND SYSTEM IN THE NOSE GEAR WELL.

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