Service difficulty report · Piston · Lear 60LEAR

Difficulty date
October 19, 2004
Submitted
February 23, 2005
Operation
General aviation
Aircraft
N248FX
Make and model
Lear 60LEAR
Aircraft serial
188
Aircraft time
4,051 hours, 2,868 cycles
Engine
Pwa PW305A
Part
Piston
Part number
60411022
Condition
Damaged
Location
Rt Mlg Strut
Part time
4,051 hours
Component
Strut
Component part number
6041100036
Stage of operation
IN
How discovered
V
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

DURING 3000 LANDING INSPECTION OF MLG UPPER BEARINGS AND RETENSION PINS, FOUND RT MLG PISTON TO HAVE A SECTION OF CHROME MISSING APPROX .250 INCH X .10 INCH AND AREA WHERE THE CHROME HAS CIRCUMFERENCE CRACKS MEASURING AN AREA OF APPROX 3.0 INCH X 1.0 INCH. MANUFACTURE TO EVALUATE. (K)