Two Sea Knights parked in front of hangars at the Air Station in Quantico. Aircraft in foreground had blades folded. Sea Knight helicopters can automatically fold its blades withing the landing gear in less than one minute without dephasing. This operation can be accomplished in winds up to 45 knots. CH-46A Sea Knights are powered by twin General Electric T-58-8 turbine engines and cruise at 150 miles per hour.

The U.S. Marine Corps retired the CH-46 Sea Knight in August 2015.