Subsequently, a much more powerful Pratt & Whitney R-1340 Wasp radial piston engine, capable of producing 600 hp (450 kW), powered for the far heavier HOK-1, HUK-1, and H-43A versions for the United States Marines, U.S. Navy, and the United States Air Force, respectively.

May 9, 2024 · Museum Acquisition: The Museum’s HOK-1 entered service in 1957 as an observation helicopter in Marine Observation Squadron 6 (VMO-6). The aircraftwas stationed at multiple bases across the US spanning from California to North Carolina, serving in several roles includingobservation, troop transport, and operations and research.

Once completed, the HOK-1 will take its place in the Kaman collection representing the technological development between the K-225 and the HH-43F. It will also be the only U.S. Marine Corps aircraft in our large military collection. Our HOK was built in October, 1953, the sixth of 83 of the type.

The first prototype flew in 1947 and was adopted by the U.S. Navy with a piston engine. In 1954, in an experiment by Kaman and the U.S. Navy, one HTK-1 was modified and flew with its piston engine replaced by two turbine engines, becoming the world’s first twin-turbine helicopter.[2]

Jun 16, 2022 · Once completed, the HOK-1 will take its place in the Kaman collection representing the technological development between the K-225 and the HH-43F. It will also be the only U.S. Marine Corps aircraft in our large military collection. Our HOK was built in October, 1953, the sixth of 83 of the type.

Marine Helicopter Squadron 1 (HMX-1), Marine Corps Air Facility Quantico, Virginia, 1962

Air Force evaluation of existing helicopter designs suitable for this job led to the choice of the Kaman 600, which was in production for the US Navy as the HOK-1. An initial production batch of 18 were ordered, differing only from the Navy model in equipment; first flown on 19 September 1958, and they were delivered as H-43As from November ...

Nov 9, 2021 · U.S. Air Force fire protection specialists fight a fire as an HH-43B Huskie helicopter hovers overhead to create a continuous downward air current, assisting the crew members. The crew is assigned to Detachment 8, 38th Aerospace Rescue and Recovery Squadron, Cam Ranh Bay Air Base, Vietnam. Credits. This page was last revised on January 6, 2022.

The HOK-1 rotor blade is of laminated wood construction, employing the highest quality spruce and maple woods, birch plywood and stainless steel leading edge. The laminated spruce main spar block forms the basic structure of the rotor blade from the butt end to the tip.

May 14, 2019 · H-43B - Based on HOK-1 testbed fitting Avco Lycoming XT53 turboshaft engine; 193 examples produced.