What was found
UPON INPSECTION PRIOR TO ASSEMBLY IN A M/R TRANSMISSION, ONE OF THE BOLT HOLES WAS DISCOVERED TO HAVE VOIDS IN THE WALL OF THE HOLE DEEPER AND PERPENDICULAR TO THE THREADS. PART WAS RETURNED TO MANUFACTURER.
- Difficulty date
- April 27, 1995
- Submitted
- March 26, 2000
- Operation
- General aviation
- Make and model
- Hughes 369D
- System (JASC)
- 6320 · Main Rotor Gearbox
- Part
- Ring Gear
- Part number
- 369D2512711
- Condition
- Defective
- Location
- M/R Transmission
- Stage of operation
- IN
- Nature of condition
- W
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.