Service difficulty report · Nut · Bell 212

Difficulty date
May 16, 2005
Submitted
July 11, 2005
Operation
General aviation
Make and model
Bell 212
Aircraft time
17,682 hours
Engine
Pwa PT6T3
Part
Nut
Part number
204011116001
Condition
Cracked
Location
M/R Hub
Component
Hub · Bell
Component part number
212510001101
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

(CAN) THE M/R HUB WAS IN FOR OVERHAUL, AS PART OF THE OVERHAUL THE ACORN NUTS HAD TOBE NDT. ONE NUT PASSED AND THE OTHER REJECTED. TO CONFIRM THE NDT OF THE ACORN NUT WE SENT IT TO ANOTHER NDT AMO. STRIKE TWO THIS ACORN NUT WAS REJECTED DUE TO A CRACK. THE CRACKING WAS AROUND THE RADIUS.

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