The Sikorsky S-70 is an American medium transport/utility helicopter family manufactured by Sikorsky Aircraft.
02 August 2025 | S-70 Versions
Introduction: Among the many intriguing chapters in Cold War-era arms diplomacy, few are as fascinating as the acquisition of American-made Black Hawks by the People's Republic of China (PRC). The Sikorsky S-70C-2, a specially configured export version of the UH-60 Black Hawk, entered service with t...
04 July 2025 | S-70 Versions
Description: The SH-60B Seahawk is an anti-submarine helicopter developed from the UH-60A Blackhawk for the U.S. Navy to replace the SH-2 Seasprite. Development began in the late 1970s with the prototype’s first flight occurring in 1979. The helicopter features several changes from the U.S. Army’s...
04 July 2025 | S-70 Versions
Description: The UH-60M is the latest standard production model of the Black Hawk, designed to replace older UH-60A and UH-60L models in U.S. Army service. It includes a digital “glass” cockpit, upgraded engines and transmission, improved rotor blades, and advanced avionics. These upgrades significa...
04 July 2025 | S-70 Versions
Description: The UH-60L is an upgraded variant of the UH-60A, introduced in the late 1980s with enhanced engines, transmission, and lift capability. It was designed to improve performance in hot-and-high conditions and to extend the helicopter’s mission versatility. The UH-60L became the U.S. Army’s...
04 July 2025 | S-70 Versions
Description: The UH-60A is the original production model of the Black Hawk helicopter series, developed by Sikorsky Aircraft as a replacement for the UH-1 Iroquois ("Huey"). Entering service with the U.S. Army in 1979, the UH-60A is a twin-engine, medium-lift utility helicopter designed for tactical...
04 July 2025 | S-70 Versions
Description: The EH-60A is a specialized variant built using the UH-60A airframe, and was designed primarily for electronic warfare (EW) missions. Developed during the Cold War to meet the U.S. Army's need for battlefield signal intelligence (SIGINT) and electronic surveillance, the EH-60A played a ...
21 June 2025 | S-70 Versions
Historical Background
Sikorsky Aircraft at the time a Division of United Technologies was no doubt a pioneer in the development of the modern military helicopter. That is something that could not always be said and when the Army released the Request for Proposal (RFP) to the Helicopter Industry for...