Helicopter Sea Combat Squadron TWO TWO (HSC-22) is a United States Navy helicopter squadron based at NAS Chambers Field (KNGU) in Norfolk, Virginia. The "Sea Knights" were Established on September 29, 2006, and have multiple missions including vertical replenishment, search and rescue, air-sea rescue and anti-surface warfare. The Sea Knights fly the MH-60S helicopter, manufactured by Sikorsky Aircraft in Stratford, Connecticut. It is the first new helicopter squadron at Naval Station Norfolk in 22 years. HSC-22 is the sister squadron of HSC-23 "Wild Cards" stationed at Naval Air Station North Island in Coronado, California.