What was found
(CAN) AD 006-12-99 WAS CARRIED OUT IN 2000. NO FAULTS FOUND. NO REPEAT INSP REQUIRED IAW AD. REMOVED TAILCONE TO DO A GENERAL INTERNAL INSP. VISUAL SAW UPPER ANGLE , AND LOWER DIAPHRAGM CRACKED IAW THE AD SUGGESTS. REF SB 53-JA-990842 PARTS 2 AND 3. ORDERED AND REPLACED AFFECTED PARTS WITH THE KITS CALLED FOR IN THE SB FOR RECERTIFICATION. THE CRACKS FOUND WERE AROUND 3" IN LENGTH , AND WERE CAUSING A LARGE AMOUNT OF FLEX IN THE FEEL SPRING STRUT SUPPORT ASSY.