SDR 2020F00118

Service difficulty report · Brace · Piper PA421000

Difficulty date
February 4, 2020
Submitted
February 4, 2020
Operation
General aviation
Aircraft
N411BG
Make and model
Piper PA421000
Aircraft serial
4255270004
Aircraft time
6,998 hours, 7,343 cycles
Part
Brace
Part number
75245015
Condition
Cracked
Location
Rt Mlg
Part time
2,602 hours, 2,601 cycles
Stage of operation
NR
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

DURING A ROUTINE EVENT INSPECTION ON N411BG , 42-5527004 THE RIGHT MAIN LANDING GEAR SIDE BRACE P/N 75245-015 WAS FOUND CRACKED, SEE PHOTOS ATTACHED.

THIS PART HAS A LIFE LIMIT OF 3,000 HOURS , THE TIME IN SERVICE ON THIS PART IS 2,601.6 THE PART WAS INSTALLED NEW 7-14-2000.

PIPER SERVICE BULLETIN 817D REQUIRES A REPETITIVE LIQUID PENETRANT INSPECTION IN TWO AREAS (SEE ATTACHED DIAGRAM) NO CRACKS WERE FOUND IN THESE AREAS THE ATTACHED DIAGRAM INDICATES THE LOCATION OF THE CRACK FOUND.

NO DEFECTS WERE NOTED ON THE LEFT MAIN GEAR, A NEW RIGHT SIDE BRACE WAS INSTALLED AND A LANDING GEAR RETRACT TEST WAS PREFORMED, THE AIRCRAFT WAS RETURNED TO SERVICE.

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