As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
WHILE CARRYING OUT THE INSTALLATION OF THE AIR BAG SYS INTO ACFT, THE 2 LAP BELT INFLATOR TUBES BECAME DAMAGED DUE TO CHAFING/CATCHING ON SCREWS USED IN THE INSTALLATION. THE DAMAGE WAS NOT BEYOND LIMITS AS LISTED IN THE AIR BAG SICA. THE PROBLEM STEMS FROM THE SCREWS BEING TOO LONG FOR THE INSTALLATION. ALL AIR BAG INSTALLATIONS ON ACFT MAY BE AFFECTED BY THIS.