Service difficulty report · Sprag Clutch · Robsin R44RAVENII

Difficulty date
January 17, 2007
Submitted
May 1, 2007
Operation
General aviation
Make and model
Robsin R44RAVENII
Aircraft time
1,343 hours
Engine
Lyc IO540AE1A5
Part
Sprag Clutch
Part number
C1883
Part serial
2256
Condition
Cracked
Location
Main Rotor
Part time
933 hours
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) DURING AN AES 1000HR INSPECTION, A CRACK WAS FOUND ON THE CAGE IN THE MIDDLE OF (1) CROSSBAR. (TC NR 20070117006)