The Sikorsky CH-53K King Stallion is an active heavy-lift helicopter family developed for the U.S. Marine Corps as the replacement for the CH-53E. Its fly-by-wire airframe, widened cabin, composite rotor system, and three-engine T408 installation support ship-to-shore assault, troop and heavy-equipment transport, and high/hot external-lift missions; NAVAIR declared Initial Operating Capability in April 2022.
Alerts for directly linked future launches and major activity.