26 fatalities

1944 Greyhound Troop Transfer Crash Near USS Constellation (152796)

Gulf of Tonkin, VietnamFlight

On October 2, 1969, a Grumman C-2A Greyhound (registration 152796) operated by United States Navy - USN was involved in an aviation accident near Gulf of Tonkin, Vietnam in flight. 26 people were killed. Investigators recorded the probable cause as: The exact cause could not be determined with certainty due to lack of evidence, but loss of control may have been caused by an engine failure. This summary draws on records from the Bureau of Aircraft Accidents Archives (B3A); 8 related events involving the same aircraft type or operator are linked below.

Sourcesthe Bureau of Aircraft Accidents Archives (B3A)Primary reportUpdated 2026-06-12Data APIEditorial standards

A Greyhound troop transport crashed into the sea while approaching USS Constellation, killing all 26 occupants. Investigators could not determine the exact cause but suspected engine failure.

Incident Overview A Greyhound aircraft was conducting a troop transfer from Subi Point, Philippines, to the USS Constellation aircraft carrier. During the approach to the naval vessel, the airplane lost control, dove into the sea, and disintegrated on impact. The crash site was located approximately 15 km from the ship. Rescuers quickly reached the area and found floating debris and an oil slick on the water. All 26 occupants perished in the accident. ## Personnel The crew consisted of Lieutenant Herbert Hugh Dilger, Lieutenant Richard Allen Livingstone, P03 Paul Kierstead Moser, P03 Michael James Tye, and P03 Rayford Jerome Hill. ## Investigation Findings The official investigation concluded that the exact cause of the accident could not be determined with certainty due to a lack of evidence. However, investigators believed that the loss of control may have been caused by an engine failure. Structural problems were reported on the engine nacelles during the investigation. The Certificate of Airworthiness (CofA) for the Greyhound was suspended during the investigative process.

Probable cause

The exact cause could not be determined with certainty due to lack of evidence, but loss of control may have been caused by an engine failure.