On May 10, 1977, an Israeli Air Force Sikorsky CH-53 Yas'ur helicopter crashed during an exercise in the Jordan Valley, killing all 54 on board (including the 10-member flight crew). The disaster became known as Ason Hanun-dalet, or "Disaster of the 54".[1]
![]() An Israeli Air Force Sikorsky CH-53 Sea Stallion helicopter similar to the one that crashed in the accident | |
Accident | |
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Date | May 10, 1977 (1977-05-10) |
Summary | Pilot error |
Site | Jordan Valley |
Aircraft type | Sikorsky CH-53 Sea Stallion |
Operator | Israeli Air Force |
Registration | 960 |
Fatalities | 54 |
Survivors | 0 |
Aviation accidents and incidents in 1977 (1977) | |
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1976 ◀ ▶ 1978 |
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