What was found
UPON LANDING GEAR EXTENSION THE RIGHT MAIN LANDING GEAR FREE FELL INTO THE DOWN AND LOCKED POSITION. AFTER LANDING THE GEAR WAS PINNED AS A PRECAUTION, TAXIED TO RAMP. ACFT FERRIED TO KMCN FOR REMOVAL AND REPLACEMENT OF RT MLG BOSS PIN IAW DC-8 SB 32-102 PG 1 THRU 13. INSTALLED RT MLG ACTUATOR ROD END AND ADJUSTED PER DC-8 SB 32-131. PERFORMED GEAR RETRACTION, ALL SYSTEMS CHECKED NORMAL IAW DC-8 MM 32-30-0.