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Hamilton Standard was an American aircraft propeller parts supplier. It was formed in 1929 when United Aircraft and Transport Corporation consolidated Hamilton Aero Manufacturing and Standard Steel Propeller into the Hamilton Standard Propeller Corporation.
Hamilton Sundstrand was an American globally active corporation that manufactured and supported aerospace and industrial products for worldwide markets. A subsidiary of United Technologies Corporation, it was headquartered in Windsor Locks, Connecticut. The company was formed from the merger of Hamilton Standard and Sundstrand Corporation in 1999
Thomas Foster Hamilton (July 28, 1894 – August 12, 1969) was a pioneering aviator and the founder of the Hamilton Standard Company. [1]Since 1930, Hamilton Standard (now Hamilton Sundstrand) was involved with revolutionizing the propulsion technology of propeller-driven aircraft, prior to World War II.
The precursor to the Hamilton Watch Co., the Lancaster, Pennsylvania based Keystone Standard Watch Co., was started by Abram Bitner in 1886 with the purchase of Lancaster Watch Company's factory. Lancaster, then Keystone manufactured watches featuring a patented "Dust Proof" design that used a small mica window to cover the only opening in the ...
UTC Aerospace Systems (UTAS) was one of the world’s largest suppliers of aerospace and defense products, headquartered in Charlotte, North Carolina, United States.The company was formed in August 2012 when parent United Technologies Corporation merged their existing subsidiary Hamilton Sundstrand with the newly-acquired Goodrich Corporation.
Hamilton Standard: which became part of Hamilton Sundstrand, now part of UTC Aerospace Systems. Hamilton Test Systems, an Arizona-based developer of vehicle emission test equipment, which was sold to Georgetown Partners in December 1990, which renamed it Envirotest Systems Corp. It is now part of Environmental Systems Products Holdings (ESPH).
The National Transportation Safety Board (NTSB) criticized Hamilton Standard, which had maintained the propellers, for "inadequate and ineffective corporate inspection and repair techniques, training, documentation, and communication", and both Hamilton and the Federal Aviation Administration for "failure to require recurrent on-wing ultrasonic ...
The aircraft involved was an Embraer EMB 120 Brasilia (registration number N270AS), manufactured on November 30, 1990. Equipped with two Pratt & Whitney PW-118 engines and Hamilton Standard 14RF-9 propellers, it received its U.S. standard airworthiness certificate on December 20.