Service difficulty report · Link · Mooney M20L

Difficulty date
October 5, 2000
Submitted
December 14, 2000
Operation
General aviation
Aircraft
N78MP
Make and model
Mooney M20L
Aircraft serial
260010
Part
Link
Part number
540015001
Condition
Cracked
Location
Nose Gear
Part time
816 hours
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 ANNUAL INSP, NOTICED PAINT ON OUTSIDE OF THE SHOCK LINK SHOWED SIGNS OF METAL UNDERNEATH CRACKING. PAINT REMOVED, PART VISUALLY AND DYE PENETRANT INSPECTED. NO CRACKS FOUND. NOTICED SHOCK DISCS COMPRESSED OUT OF LIMITS. UPON REMOVAL, NOTICED SHOCK LINK CRACKED ON INSIDE. IN JUNE, 2000 A MOONEY M20K HAD AN ACCIDENT UPON LANDING. N/G COLLAPSED ON TOUCHDOWN RESULTING IN PROP STRIKE, LOSS OF DIRECTIONAL CONTROL OF ACFT. UPON INVEST, FOUND SHOCK LINK ON N/G HAD CRACKED, SLOWLY WOBBLED OUT THE INSIDE OF SHAFT. M20K AND M20L HAVE SAME PART NUMBER FOR SHOCK LINK. PART IS INSTALLED IN N/G, USED TO COMPRESS, HOLD RUBBER SHOCK DISCS. IF PART BREAKS, UPON LANDING, PUSHES ITSELF INTO N/G WELL. (X)

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