The Sikorsky SH-3 Sea King (company designation S-61) is an American twin-engined anti-submarine warfare (ASW) helicopter designed and built by Sikorsky Aircraft. A landmark design, it was one of the first ASW rotorcraft to use turboshaft engines.

The Sikorsky S-61 is a twin-engined helicopter originally designed as an embarked anti-submarine warfare (ASW) aircraft with the military designation of SH-3 Sea King. Was the first helicopter to combine the roles of Hunter and Killer in an unique airframe.

The Sikorsky S-61R was developed as a derivative of their S-61/SH-3 Sea King model. It features a substantially revised fuselage with a rear loading ramp, a conventional, though watertight, hull instead of the S-61's boat-hull, and retractable tricycle landing gear.

In an effort to replace antisubmarine hunter/killer teams of two helicopters with one platform capable of performing both missions, the Navy contracted for the Sikorsky H-3 Sea King. Delivered...

The Sikorsky S-61R, a developed version of the naval SH-3 Sea King, served in the US Air Force in two main roles: The cargo helicopter CH-3C/E and the combat search and rescue (CSAR) variant known as the HH-3E Jolly Green Giant.

The H-3 was phased out by 2009 after more than 50 years in service. This makes the Sea King the longest-serving operational helicopter model in Navy history.

Sep 27, 2013 · By operating in pairs, one H-3 could hold contact on a submarine either by active pinging or listening passively for noise emanating from the submarine and direct a wingmen to a position ahead of a maneuvering sub. Or you could vector a fixed wing aircraft to …

Jan 27, 2006 · The Sikorsky SH-3 Sea King (company designation S-61) is an American twin-engine anti submarine warfare (ASW) helicopter designed and built by Sikorsky Aircraft. A landmark design, it was the world's first amphibious helicopter and one of the first ASW rotorcraft to use turboshaft engines.

The S-61/H-3, developed from the U.S. Navy HSS-2 Sea King antisubmarine helicopter, was designed to fulfill a 1957 U.S. Navy requirement for an antisubmarine helicop­ter. Originally designated the HSS‑2, which was changed in 1962 to SH‑3, the …

Discover the SH-3 Sea King: Navy's top anti-submarine helicopter for 2+ decades. Versatile in missions from rescue to Apollo recovery. Powerful engines ensure safety and capability.