Service difficulty report · Nut · Bell 222U

Difficulty date
July 31, 2000
Submitted
August 29, 2000
Operation
General aviation
Aircraft
N911ED
Make and model
Bell 222U
Aircraft serial
45771
Part
Nut
Part number
12NH8EB080
Condition
Unserviceable
Location
M/R Ptich Horn
Part time
506 hours
Component
M/R Hub · Bell
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

NUT P/N 12NH-8 AND P/N EB080. LOOSE TORQUE IF INSTALLED IAW ASB 222U-98-54, ASB HAS NO WASHER INSTALLED UNDER THE HEAD OF THE NUT. THE NUT BECOMES DEFORMED AND LOSES TORQUE. CORRECTED ASB 222U-98-54 TO SHOW A WASHER P/N 140-007-33-28=3, AND NEW NUT P/N 7594S820. (X)

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