The Lockheed AH-56 Cheyenne is an attack helicopter developed by Lockheed for the United States Army. It rose from the Army's Advanced Aerial Fire Support System (AAFSS) program to field the service's first dedicated attack helicopter.

May 31, 2018 · The AH-56 Cheyenne was the culmination of Lockheed's foray into helicopter development that utilized the rigid rotor system seen on the aircraft's predecessors, the CL-475 and...

On 15 November, the Cheyenne made its first cross-country flight to an airport Oxnard, California making a speed of 115 knots at 2,000 feet. The Cheyenne’s public debut occurred on 12 December with a thirteen minute flight.

Nov 24, 2024 · Donald R. Segner with prototype Lockheed YAH-56A-LO Cheyenne prototype 56-8831, missile and night vision test vehicle. (Lockheed) The Cheyenne is powered by a single General Electric T64-GE-16A engine, rated at 3,485 shaft horsepower (2,599 kiloWatts).

In 1966, Lockheed's design for an operational attack helicopter, the AH-56 Cheyenne, won the contract to build the US Army's Advanced Aerial Fire Support System (AAFSS). The Cheyenne had a 3,435 shp General Electric T64-GE-16 turboshaft engine that powered a rigid 50 ft four-bladed rotor, as well as a 10 ft three-bladed pusher propeller and a ...

May 8, 2023 · The Lockheed AH-56 Cheyenne was a cutting-edge attack helicopter designed in the mid-1960s, a time when the United States was heavily involved in the Vietnam War. As the need for advanced air support grew, the US Army sought a capable, high-performance helicopter to replace the aging Bell AH-1 Cobra.

Lockheed AH-56 Cheyenne The Lockheed CL-840 first flew on September 21, 1967 and was the winner of the US Army 's 1965 Advanced Aerial Fire Support System, AAFSS , competition. Grown from the experimental helicopter XH-51 was equipped with an additional pusher prop on the tail and had a max. speed of 400 Km/h.

ah-56 夏延 越南战争 是历史上第一次直升机战争，美国在越南战场上动用了从 H-21“飞行香蕉”到 CH-47 “奇努克”到 CH-53 “绿巨人”（正式代号是“种马”）到 OH-6 的各种直升机，用于支援机降步兵作战，其中最著名的无疑是 UH-1“休伊”。

The Lockheed AH-56 Cheyenne was an attack helicopter developed by Lockheed for the United States Army. It rose from the Army's Advanced Aerial Fire Support System (AAFSS) program to field the service's first dedicated attack helicopter.