SDR 95ZZZX951

Service difficulty report · Bracket · Cessna 150M

Difficulty date
February 7, 1995
Submitted
March 26, 2000
Operation
General aviation
Aircraft
N9166U
Make and model
Cessna 150M
Aircraft serial
15078117
Part
Bracket
Part number
04140451
Condition
Corroded
Location
Center Seat
Part time
3,420 hours
Stage of operation
IN
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 INSPECTION, SIGNS OF CORROSION WERE NOTICED AT THE BASE OF THE CENTER SEAT BELT ATTACH BRACKET. UPON REMOVAL OF BRACKET, FOUND BOTH THE BOTTOM OF THE BRACKET AND THE ALUMINUM STRUCTURE HAD EXTENSIVE AMOUNTS OF CORROSION. THIS CORROSION IS A RESULT OF A STEEL BRACKET FASTENED DIRECTLY TO THE ALUMINUM STRUCTURE. WITH THE ADDITION OF MOISTURE IN THE AREA, THE CORROSION INTENSIFIES. THIS BRACKET SHOULD BE REMOVED, CORROSION TREATED, THE BRACKET PAINTED AND RE-INSTALLED. RE-INSPECTION AT 100-HOUR INTERVALS IS SUGGESTED.

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