Service difficulty report · Trunnion · Cessna 425

Difficulty date
December 22, 2000
Submitted
December 22, 2000
Operation
General aviation
Aircraft
N111SU
Make and model
Cessna 425
Aircraft serial
4250205
Aircraft time
2,791 hours, 2,482 cycles
Part
Trunnion
Condition
Grooved
Location
Nlg
Part time
2,791 hours, 2,482 cycles
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

FOUND TWO SMALL GROOVES WORN INTO THE NOSE GEAR UPPER TRUNNION WHERE THE DRAG BRACE ATTACH LINK CONNECTS TO THE UPPER TRUNNION. THE FORWARD END OF THE ATTACH LINK WAS MAKING CONTACT WITH THE UPPER TRUNNION DURING NORMAL OPERATION. FOUND BEARING IN ATTACH LINK WAS GOOD. NO PLAY WAS EVIDENT. REMOVED NOSE GEAR. REMOVED UPPER TRUNNION AND PERFORMED NDT INSPECTION OF AFFECTED AREA. NO DEFECTS WERE NOTED. BLENDED OUT SMALL GROOVES, TREATED AND PRIMED AREA. RECOMMEND INSPECTING THIS AREA ANYTIME THE DRAG BRACE IS DISCONNECTED FROM THE UPPER TRUNNION. (X)

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