Service difficulty report · Bolt · Piper PA42720

Difficulty date
May 21, 2004
Submitted
June 8, 2004
Operation
General aviation
Filed by
RX8R084N
Amentum Services Inc
Aircraft
N9142B
Make and model
Piper PA42720
Aircraft serial
425501038
Aircraft time
5,912 hours, 4,343 cycles
Engine
Pwa PT6A61
Engine time
4,325 hours, 2,384 cycles
Propeller
Hartzl HCB3TN3
System (JASC)
1430 · Fasteners
Part
Bolt
Part number
AN3H7A
Condition
Sheared
Location
Zone 700
Component
Landing Gear · Piper
Component part number
7527504
Stage of operation
TX
How discovered
9
Nature of condition
O
Precautionary procedure
O

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

What was found

WHILE TAXIING AFTER LANDING, THE PILOT DISCOVERED THE AIRCRAFT WOULD NOT TURN TIGHT. AFTER EXAMINATION, IT WAS FOUND THE (3) AN-3 BOLTS THAT SECURE THE NOSE STEERING LINKAGE TO THE TOP OF THE NOSE LANDING GEAR STRUT HAD SHEARED. FOUR OTHER AIRCRAFT WERE EXAMINED AND ONE AIRCRAFT WAS FOUND TO HAVE ONE BOLT STRIPPED OUT. WE RECOMMEND THESE BOLTS BE CHECKED ONCE A YEAR FOR TORQUE.

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