As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) WE RECEIVED A BRAKE ASSEMBLY WHICH WAS PURCHASED BY OUR CUSTOMER. UPON INSPECTION THE O/H BRAKE WAS FOUND TO BE MISSING 1 OUT OF 6 ROTOR DISCS. IT WOULD NOT EVEN PASS A BRAKE WEAR CHECK IF INSTALLED ON AN ACFT. THE ASSEMBLY WAS TAGGED.