The Sikorsky S-61L and S-61N are civil variants of the SH-3 Sea King military helicopter. They were developed and produced by the American helicopter manufacturer Sikorsky Aircraft.
Sikorsky S-61
A Coulson Aircrane S-61L dropping water during the Australia bushfire season.
S-61N during a SAR operation
A Carson Helicopters Sikorsky S-61N
The Sikorsky SH-3 Sea King 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.
Sikorsky SH-3 Sea King
SH-3 Sea King dipping a sonar, 1983
XHSS-2 Sea King prototype
SH-3As of HS-6 above Kearsarge in the early 1960s