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    This page documents a history of a specific aircraft. The details provided vary from aircraft to aircraft and are dependent on the research and amount of data uploaded to the Aerial Visuals database.

    Airframe Family: Grumman S2F/S-2/C-121 Tracker / TF/C-1 Trader / WF/E-1 Tracer
    Latest Model:US-2A Tracker
    Last Military Serial:133090 USN
    Construction Number:G-89-061
    Last Civil Registration:N417DF
    Compressed ID:Grumman US-2A sn 133090 USN cn G-89...
    Latest Owner or Location:USDA Forest Service Fepp, McClellan, CA

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    Dates

    Event

    Constructed as a S2F-1.

    Taken on Strength/Charge with the United States Navy with BuNo 133090.

    Converted to a S2F-1U.

    Redesignated as US-2A.

    From December 1973 to 1996

    To California Department. of Forestry, Sacramento, CA with new c/r N417DF.

    4 January 1974

    To USDA Forest Service Fepp, McClellan, CA keeping c/r N417DF.

    19 February 1975

    Certificate of airworthiness for NR417DF (S2F-1 (TS-2A), 061) issued.

    From 1978 to 1990

    Operated by Hemet Valley Flying Service, Hemet, CA.

    1982


    Photographer: Robert Dias
    Notes: Photographed at the Columbia Fly-In.

    1982


    Photographer: Robert Dias

    Operated as fire service #78.

    Operated as fire service #76.

    From 1994 to 1995

    Operated by Serv-Air Inc, Rancho Cordova, CA.

    Operated as fire service #76.

    1996

    To USDA/US Forest Service/CDF, Mather, CA keeping c/r N417DF.

    From Unknown to 2006

    To CDF, McClellan, CA keeping c/r N417DF.

    14 July 1997


    Photographer: Wayne Gomes
    Notes: Photographed at Santa Rosa, CA.

    From 1998 to 2001

    Operated by San Joaquin Air, Delano, CA.

    Operated as fire service #76.
    Based in Porterville.

    20 April 1999

    To USDA Forest Service Fepp, Mather, CA keeping c/r N417DF.

    May 1999


    Photographer: Mike Henniger

    To California Department of Forestry and Fire Prevention, McClellan AFB (formerly), Sacramento, CA.
    View the Location Dossier

    Operated as fire service #76.

    By 2004

    Operated as fire service #78.

    From 2005 to 2006

    Withdrawn from use.
    Retired at McClellan Air Park, CA.

    22 September 2006

    To Columbia Airport, Columbia, CA with new c/r N417DF.

    Placed on display with California Department of Forestry and Fire Prevention, Columbia Airport, Columbia, CA.
    View the Location Dossier

    9 September 2012


    Photographer: Mike Henniger
    Notes: Photographed at the airport in Columbia, California.

    9 September 2012


    Photographer: Mike Henniger
    Notes: Photographed at the airport in Columbia, California.

    21 May 2016


    Photographer: Mike Henniger
    Notes: Photographed at the Columbia Airport in California.

    1 January 2019

    Certificate of airworthiness for NR417DF (S2F-1 (TS-2A), 061) issued.

    Circa 1 January 2019

    To USDA Forest Service Fepp, McClellan, CA keeping c/r N417DF.

    4 September 2021

    Civil registration, N417DF, cancelled.
    Credits
     Data for airframe dossiers come from various sources. The following were used to compile this dossier...
    Print Sources
     U.S. Military Out of Service 2010 by Andy Marden
    Internet Sources
     AMCAR
    Federal Aviation Administration in the United States of America
    Ruud Leeuw.com by Ruud Leeuw
    Warbirds Directory, 6th Edition (2013) by Geoff Goodall
    Individual Contributors
     Mike Henniger
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