Super Constellation EC-121K Reg. 141 321 C/n / MSN 4445
Maintenance work in hanger at Keflavik Airport. Aircraft was standing on jacks and main landing gear was being tested. Lock pin was not in correct position when main gear was retracted and a mechanic working in the wheel bay died.
Aircraft in hanger
MFG: Lockheed Aircraft
Numbers: Reg. 141 321 C/n / MSN 4445
Operator: US Navy