Service difficulty report · Housing · Hughes 369E

Difficulty date
March 22, 2017
Submitted
March 24, 2017
Operation
Air carrier
Aircraft
N633JH
Make and model
Hughes 369E
Aircraft serial
0230E
Aircraft time
17,213 hours, 26,413 cycles
Part
Housing
Part number
369D21300501
Part serial
0081583687
Condition
Worn
Location
Main Rotor Hub
Part time
6,468 hours
Component
Main Rotor Hub · Doug
Component part number
369D21200503
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

EXTREME PLAY FOUND BETWEEN MAIN ROTOR PITCH HOUSING AND PITCH BEARING HOUSING. THE UPPER BOLT STILL HAD TORQUE STRIP APPLIED BETWEEN NUT WASHER AND BOLT BUT WAS LOOSE IN PIECES DUE TO THE WEAR. THE UPPER BOLTS ON TWO OTHER PITCH HOUSINGS WERE FOUND TO BE UNDER TORQUED BUT TORQUE STRIPED.

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