Service difficulty report · Clamp · Cessna 421B

Difficulty date
March 9, 2010
Submitted
March 26, 2010
Operation
General aviation
Aircraft
N1944G
Make and model
Cessna 421B
Aircraft serial
421B0844
Engine
Cont GTSIO520*
Part
Clamp
Part number
NH100089750
Condition
Cracked
Location
Turbo Tailpipe
Stage of operation
IN
How discovered
9
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 AN ANNUAL INSP, THE CLAMP BETWEEN THE TURBO AND EXHAUST OVERBOARD ON THE LT ENGINE WAS FOUND WITH A 4.5 IN CRACK ALONG THE CIRCUMFERENCE.

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