As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING FLIGHT AT FL330, THE PAX WINDOW AT SEAT 17C CRACKED AND PART OF WINDOW DEPARTED THE AIRCRAFT (OUTER PANEL). LOUD NOISE WAS NOTED BUT NO LOSS OF PRESSURIZATION WAS EXPERIENCED. NO EMERGENCY WAS DECLARED. MAINTENANCE REMOVED AND REPLACED THE PASSENGER WINDOW IAW EMB MM. AIRCRAFT WAS RETURNED TO SERVICE. (M)