Service difficulty report · Mast · Bolkms BO105CBS

Difficulty date
June 10, 1999
Submitted
March 26, 2000
Operation
General aviation
Make and model
Bolkms BO105CBS
Part
Mast
Part number
4619305032
Condition
Cracked
Location
Main Rotor
Part time
4,987 hours
Component
Zenith · 4638001001
Stage of operation
IN
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) CRACKS VISIBLE ON FLANGE SURFACE EMANATING FROM ROTOR HEAD ATTACHMENT BORES.