Accident description
Last updated: 19 December 2014
Status:
Date:Wednesday 28 May 1975
Time:11:42
Type:NAMC YS-11-125
Operator:TOA Domestic Airlines
Registration: JA8680
C/n / msn: 2041
First flight: 1967
Total airframe hrs:18713
Crew:Fatalities: 0 / Occupants: 4
Passengers:Fatalities: 0 / Occupants: 18
Total:Fatalities: 0 / Occupants: 22
Airplane damage: Damaged beyond repair
Location:Osaka-Itami Airport (ITM) (   Japan) show on map
Phase: Landing (LDG)
Nature:Domestic Scheduled Passenger
Departure airport:Osaka-Itami Airport (ITM/RJOO), Japan
Destination airport:Oki Island Airport (OKI/RJNO), Japan
Flightnumber: 621
Narrative:
A hydraulic oil leak forced the crew to return to Osaka (ITM). A tire blew during the landing roll on runway 32R causing the YS-11 to veer off the runway. The aircraft crossed a sod area and a drainage ditch. The oil leak was caused by a loose connection of the hydraulic oil line in the left flap well.

Sources:
» Aircraft and Railway Accidents Investigation Commission (ARAIC) Japan
» Aviation News 27.06.1975

Official accident investigation report
investigating agency: Aircraft Accidents Investigation Commission (AAIC) - Japan
report status: Final
report number:
report released:25-DEC-1975
duration of investigation:211 days (7 months)
download report:
cover

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Map
This map shows the airport of departure and the intended destination of the flight. The line between the airports does not display the exact flight path.
Distance from Osaka-Itami Airport to Oki Island Airport as the crow flies is 245 km (153 miles).

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