New answers tagged winglets
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An unsung property of winglets is that they improve yaw stability, which can actually reduce drag, especially for designs which require yaw damping.
Going back to the days of the Sopwith Camel, fighters benefit from instability to turn more effectively. While today's fighters have computers to make them safer, the Camel was very challenging to fly.
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These are called Split Scimitar Winglets and they are offered as an upgrade for some existing Boeing 737 NG series aircraft:
Split Scimitar Winglets are offered by APB for the 737-800 and 737-900ER and came into service in early 2014. They are available as a retrofit to existing winglet aircraft.
A set of SSWs weigh 133kg (294Lb) per aircraft but ...
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