What was found
SJC - CREW HEARD LOUD BANG ON ROTATION FROM NOSE LANDING GEAR. NOTIFIED TULSA TECH, POSSIBLE BLOWN TIRE. LANDED SJC WITHOUT INCIDENT. FOUND LEFT NOSE TIRE THREAD SEPARATED FROM TIRE DAMAGING NOSE GEAR SPRAY DEFLECTOR INNER SUPPORT. REPLACED BOTH NOSE LANDING GEAR INNER SPRAY DEFLECTOR SUPPORTS. REPLACED BOTH LEFT AND RIGHT HAND TIRE AND WHEEL ASSEMBLIES. SYSTEM GROUND CHECKED NORMAL OPERATION.