Service difficulty report · Nut · Beech 95B55

Difficulty date
June 21, 2001
Submitted
August 28, 2001
Operation
General aviation
Aircraft
N70CL
Make and model
Beech 95B55
Aircraft serial
TC2263
Engine
Cont IO470*
Part
Nut
Part number
12NB108
Condition
Cracked
Location
Wing
Stage of operation
IN
How discovered
M
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 INSPECTION FOR ANNUAL, CRITERION AND FREQUENCY FOR WING BOLT INSPECTION. RECEIVED NEW HARDWARE. SENT OUT HARDWARE FOR MAGNETIC PARTICLE PROCESS PER MM. NDT PERSONAL INFORMED OF CONDITION OF NEW NUTS, STATING ROUGH INSIDE SURFACE AND LINEAR INDICATION ON INSIDE APPEARING AS CRACK INDICATIONS. BOTH NUTS WERE RED TAGGED AND BOTH PARTS RETURNED WITH 8130S FOR FURTHER INSPECTION.

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