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msn 251
DHC-6 Twin Otter Series 300
N389EX
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 251

Series 300

N310MA

N389EX

• Registration • Activity and details of Owner/Operator and other historical information

• N310MA de Havilland Canada Inc., Downsview, ON. Rolled out date unknown. 24-May-1968. First flight 24-Jun-1969.

• N310MA MAC - Miami Aviation Corporation, Opa Locka, FL. Delivered 28-Jul-1969.

Note: Aircraft remained in Canada, in Executive Airlines colour scheme through Jun-1970

• N310MA Executive Airlines, Boston, MA (National Energy Leasing Co). Regd 11-Jun-1970.

• N389EX Leased to Executive Airlines, Boston, MA. Regd 11-Jun-1970.

Departed West Palm Beach, FL 20-Jan-1972.

• N389EX Air America. Regd 07-Feb-1972. Canx 22-Aug-1974 as scrapped.

Air America Service history: The aircraft was taken over at West Palm Beach, FL, on 10-Jan-1972 for $435,000. The registration was requested on 10-Jan-1972 and the aircraft ferried from West Palm Beach, FL, to Bangkok, Thailand, by World Aviation commencing on 20-Jan-1972 and taking about 12 days. It was officially registered to Air America on 07-Feb-1972 It was painted dark blue with light blue line, red light on top of the fin. Special flight permits for overload flights for special purpose missions were requested on 30-Jan-1973. It was assigned to contract F04606-71-C- 0002 for use out of Vientiane 16-30-Apr-1973; at Udorn 18-Apr-1973 and 15-May-1973 and then assigned to contract F04606-71-C-0002 for use out of Udorn between 01 Nov-1973, 31-Dec-1973 and 01-Apr-1974 until 28 Apr-1974.

Accident Ban Na (LS-15), Laos. 04 Feb-1974.The aircraft was substantially damaged in the nose wheel mount area due to flying techniques and local weather conditions. It was repaired and returned to service on 17 Feb-1974.

Accident: Sala Phou, Koun (LS-260) in Laos. 28-Apr-1974 Ran off the end of the runway at Sala Phou Koum (LS-260), Laos, on 28 April 74, due to a pilot error, and substantially damaged; two passengers were injured, but there were no fatalities; the aircraft was destroyed beyond economic repair. The wreck was airlifted by Air America CH-47C Chinook” and then by Air America C-130E back to Udorn in April 1974. Deregistration was requested on 14 August 1974 and was formally cancelled on 22 August 1974 as “scrapped”.

Written off

Latest update

• Revised Format and updated data added 25-Aug-2020 •

N389EX at Toronto - CYYZ just before delivery to Executive.
Photo: Sheldon D. Benner © 11 June 1970