Dates

Event

Constructed as a G-73.

11 August 1955

Certificate of airworthiness for N604SS (G-73, J4) issued.

13 August 1955

Certificate of airworthiness for N604SS (G-73, J4) issued.

By 12 February 1965

To Jack Adams Aircraft Sales Inc with c/r N2940 (Grumman G-73 Mallard, J-4).

12 February 1965

Crashed.
Summary: The damage to the airframe was substantial. This was a training flight. The accident occurred at Lake Hefner, OK (United States of America) while landing. The airframe was repaired. Narrative: The G-73 Mallard amphibian sustained substantial damage in a landing accident at Lake Hefner. PROBABLE CAUSES:copilot - improper level offpilot in command - inadequate supervision of flightFACTOR:airports/airways/facilities - airport conditions: glassy water.

By 12 February 1965

To unknown owner with c/r N2940.

12 February 1965

Involved in an incident.
Summarized NTSB narrative from report number FTW65A0081: There were no fatalities. Incident occurred at 13:40 hours. The damage was substantial. Incident occurred at the Lake Hefner Airport, Oklahoma Cty, OK. Suffered a hard landing on touch down. The factors included; glassy water. Report remarks include: Atr pilot taking rating test at controls.
For a complete description of the event read the NTSB Report.

By 12 January 1969

To unknown owner with c/r N2940.

12 January 1969

Involved in an incident.
Summarized NTSB narrative from report number FTW69D0357: There were no fatalities. Incident occurred at 11:40 hours. The damage was substantial. Stalled during the initial climb. Report remarks include: Pilot inadvertently lowered flaps to 30 deg. Caused aircraft to porpoise. Incident occurred at or near Jasper, TX.
For a complete description of the event read the NTSB Report.

21 April 1970

Certificate of airworthiness for N604SS (G-73, J4) issued.

20 April 1982

To Virgin Islands Seaplane Shuttle Inc, Christiansted, VI with c/r N604SS.

28 October 1986

Crashed.
There was one fatality, were five serious injuries and were nine minor injuries. The accident occurred at ST. CROIX while climbing. The damage was substantial. The pilots lost aileron control shortly after takeoff while in a left turn. The left turning tendencies of the aircraft could not be corrected and the aircraft crash landed in the carribean sea. Post crash inspection of the aircraft revealed the left aileron control cable was trapped within a bundle of electrical wires and cables...
For a complete description of the event read the NTSB Report.

By 28 October 1986

To Virgin Islands Seaplane Shuttle with c/r N604SS.

28 October 1986

Crashed.
Summary: The airframe was written off. There was one fatality. The domestic scheduled passenger flight departed Christiansted Harbor SPB, Saint Croix (SSB), U. S. Virgin Islands and was destined for Saint Thomas Island SPB (SPB), U. S. Virgin Islands. The accident occurred at off Christiansted, St Croix (U. S. Virgin Islands) while en route. Narrative: The pilots lost aileron control shortly after takeoff while in a left turn. The left turning tendencies of the aircraft could not be corrected and the aircraft crash landed in the Caribbean Sea...

1 January 2011

Certificate of airworthiness for N604SS (G-73, J4) issued.

14 May 2013

Civil registration, N604SS, cancelled.