What was found
INSP FOUND NLG UPPER HOUSING CORRODED. NOSE GEAR ASSY ON 601 ACFT SHOULD HAVE PN 601-85008-15 (CANADAIR), PN 7300-9 - (DOWTY). HAD ASSY PN 600-85008-27 (CANADAIR) AND PN 200924004 (DOWTY). LANDING GEAR WAS A 600 GEAR SENT BACK TO DOWTY TO UPGRADE TO A 601 APRIL 14, 1986, AND DATA PLATE WAS NEVER CHANGED. IT HAS NOW BEEN CHANGED TO PN 601-85008-15 DOWTY PN 7300-7.