The Sikorsky H-19 Chickasaw (company model number S-55) is a multi-purpose piston-engined helicopter that was used by the United States Army and United States Air Force. It was also license-built by Westland Aircraft as the Westland Whirlwind in the United Kingdom.

The Sikorsky S-55/H-19 helicopter - History, photographs and detailed technical description.

The Sikorsky H-19 Chickasaw (company model number S-55) was a multi-purpose helicopter used by the United States Army and United States Air Force. It was also license-built by Westland Aircraft as the Westland Whirlwind in the United Kingdom.

The Sikorsky H-19 Chickasaw (company model number S-55) was a multi-purpose helicopter used by the United States Army and United States Air Force. It was also license-built by Westland Aircraft as the Westland Whirlwind in the United Kingdom.

The UH-19B is a U.S. Air Force version of the Sikorsky S-55, an aircraft used by all U.S. military services in the 1950s and 1960s. After the first helicopter flew in November 1949, the USAF ordered production 50 H-19As in 1951. The USAF later acquired 270 H-19Bs with increased engine power, and in 1962 designated it the UH-19.

The Sikorsky H-19 Chickasaw (company model number S-55) was a multi-purpose helicopter used by the United States Army and United States Air Force. It was also license-built by Westland Aircraft as the Westland Whirlwind in the United Kingdom.

The Sikorsky H-19 Chickasaw, (also known by its Sikorsky model number, S-55) was a multi-purpose helicopter used by the United States Army and United States Air Force. It was also license-built by Westland Aircraft as the Westland Whirlwind in the United Kingdom.

The H-19, successor to the H-5, was a larger and more powerful aircraft than its predecessor. The H-19 also had a longer range, four-wheeled landing gear, better controls, and easier handling.

The H-19 Chickasaw holds the distinction of being the US Army's first true transport helicopter and, as such, played an important role in the initial formulation of Army doctrine regarding air mobility and the battlefield employment of troop-carrying helicopters.

Jan 16, 2014 · The H-19 "Chickasaw", which was a multi-purpose role used by the United States, is credited with many innovations which were forward placement of the engine below the crew compartment and in...