First flight of the Kaman XHOK-1

Tuesday, April 21, 1953



First flight of US Marine Corps production version of the HH-43 Type, prototype to the K-600. The aircraft was derived from the Kaman K-225.


Source: 2017 AHS History Calendar 2017


Aircraft related to this milestone
Kaman K-600 (HOK-1 / OH-43D, HUK-1 / UH-43C, HH-43A)
Related biographies
Charles H. Kaman