What was found
DURING VISUAL INSPECTION, SHOP NOTICED TWO CMM UNKNOWN WASHERS PLACED BETWEEN RIVETS AND BUTTERFLY. AS PER CMM 30-21-52, WASHERS DON'T HAVE TO BE MOUNTED ON THE PART.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING VISUAL INSPECTION, SHOP NOTICED TWO CMM UNKNOWN WASHERS PLACED BETWEEN RIVETS AND BUTTERFLY. AS PER CMM 30-21-52, WASHERS DON'T HAVE TO BE MOUNTED ON THE PART.