Kaman K-600 (HOK-1 / OH-43D, HUK-1 / UH-43C, HH-43A)

 

Developed in 1952, the Kaman K-600 is a larger and more powerful version of the HTK-1.  The cabin has a capacity of 5 passengers, including the crew.  The U.S. Air Force designated it the H-43A (now known as HH-43A), equipping it for firefighting with a 1000 lb (450 kg) fire fighting kit and small skis [1].  Designation under the U.S. Marines is HOK-1 (now the OH-43D); under the U.S. Navy, it is HUK-1 (redesignated UH-43C).  The H-43 went into service in April 1958 and was the primary helicopter for firefighting and short range rescue during the Vietnam War [2,3].

 

Source 1:  Alex, Ralph P. "Helicopters from 'A to Z', Part III". American Helicopter Society Newsletter, Vol. 7, 1961. Page 4-5.

Source 2:  Moorman, Robert W. "Coming Full Circle". Vertiflite July/August 2015. Published by AHS International. Page 19.

Source 3:  Hirschberg, Michael. "The American Helicopter" (2000). Page 58.

 

 

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Overview
Parent type Kaman K-600 (H-43)
Variant *No Variant assigned
Design authority Kaman Aircraft Corporation
Primary manufacturer Kaman Aircraft Corporation
Key Characteristics
Operational status No longer flying
Max gross weight (ground)   319 3,084 kg 6,800 lb
Crew 2
Seating arrangement Side-by-side
Configuration
VTOL type Helicopter
Compound type None
Lift configuration Synchropter
Control device type None
Features
Number of engines 1
Number of propulsors 0
Number of lift devices 2
Number of control devices 0
Milestones associated with the Kaman K-600 (HOK-1 / OH-43D, HUK-1 / UH-43C, HH-43A)
1953 First flight of the Kaman XHOK-1

Kaman K-600 (HOK-1 / OH-43D, HUK-1 / UH-43C, HH-43A)

 

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Kaman K-600 (HOK-1 / OH-43D, HUK-1 / UH-43C, HH-43A)

 

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Kaman K-600 (HOK-1 / OH-43D, HUK-1 / UH-43C, HH-43A)

 

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Kaman K-600 (HOK-1 / OH-43D, HUK-1 / UH-43C, HH-43A)

 

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Kaman K-600 (HOK-1 / OH-43D, HUK-1 / UH-43C, HH-43A)

 

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Kaman K-600 (HOK-1 / OH-43D, HUK-1 / UH-43C, HH-43A)

 

Operated By
United States Air Force Unknown
United States Marine Corps Out of service
United States Navy Out of service

Kaman K-600 (HOK-1 / OH-43D, HUK-1 / UH-43C, HH-43A)

 

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Kaman K-600 (HOK-1 / OH-43D, HUK-1 / UH-43C, HH-43A)

 

 
 

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Kaman K-600 (HOK-1 / OH-43D, HUK-1 / UH-43C, HH-43A)

Aircraft Notes

Ref. Author(s) Title Source Date Type
316 Paul Lambermont, Anthony Pirie Helicopters & Autogyros of the World 1959 Book
319 Ralph P. Alex Helicopters from "A to Z" | Part III December 1961 Periodical