Maintenance and Modifications
Aevex Twin Otter STC Boosts Maximum Takeoff Weight
Aevex's STC for the Twin Otter has been expanded to DHC-6-400 aircraft.

Aevex Aerospace’s supplemental type certificate (STC) for DHC-6-300HG Twin Otter that increases the mtow from 12,500 to 14,000 pounds is now also available for DHC-6-400-series aircraft. The upgrade boosts available payload by 1,500 pounds based on an average empty weight of 7,700 pounds.


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