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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: Convair CV-240/340/440/580/600/640 / C-131 / R4Y / T-29
    Latest Model:NC-131H Samaritan
    Last Military Serial:53-7793 USAF
    Construction Number:340-245
    Last Civil Registration:N793VS
    Latest Owner or Location:National Museum of the United States Air Force, Wright Field, Dayton, Ohio

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    Dates

    Event

    1954

    Constructed as a C-131B.

    March 1955

    Taken on Strength/Charge with the United States Air Force with s/n 53-7793.

    Transferred to Griffiss AFB, NY.
    Used as a radar test bed.

    December 1966

    Transferred to Calspan, Buffalo, NY.

    1967

    Redesignated as NC-131B.

    From December 1968 to 1970

    Converted to a NC-131H.
    Engines changed from piston radials to Allison 501-D-13 turbo-props. Done in Burbank, CA.

    8 July 1970

    First flight.
    First flight as NC-131H, Total In-Flight Simulator.

    June 1971

    First project was simulating B-1 to verify anticipated flight characteristics. During the next few years it flew projects for the Concorde, cross-wind landings, and numerous NASA programs - including Space Shuttle programs beginning in 1974.

    From 1979 to 1986

    From American Museum of Aviation: In 1979, it was fitted with a digital computer in connection with the Space Shuttle program and remained in use until 1986.

    February 1987

    From American Museum of Aviation: Used by Boeing to test flight control computer software and control configurations for its proposed 757 transport.

    Circa 1993


    Photographer: Rich Tregear
    Notes: At Edwards AFB

    Circa 1995


    Photographer: USAF photo

    Throughout its service, it also simulated X-29, YF-23 and B-2 flights. Researched characteristics of jumbo jets such as B747 and C-5, worked on avionics display systems, radar and FLIR, etc. Uprated engines installed in the 1980s. Continual avionics and computer updates.

    31 January 2000

    To United States Government, Buffalo, NY with new c/r N793VS.

    2000

    Leased to Calspan, Veridian Engineering, Buffalo, NY.
    Aircraft was operated under Cooperative Research and Development Agreement (CRADA).

    2003

    Developed improved flight control system for X-40A.

    23 December 2003

    Certificate of airworthiness for NX793VS (340, 245) issued.

    2004

    Test bed for system to detect gas leaks via aerial surveillance.

    2005

    Performed simulation testing for Boeing 787.

    20 December 2005

    Certificate of airworthiness for NX793VS (340, 245) issued.

    August 2006


    Photographer: William Chandler
    Notes: At Calspan.

    2007

    From NMUSAF Friends Journal Spring 2009: investigated the handling characteristics of a next-generation, supersonic, tailless, long-range strike aircraft.

    19 December 2007

    Certificate of airworthiness for NX793VS (340, 245) issued.

    2008

    From NMUSAF Friends Journal Spring 2009: investigated the rudder control system on the Airbus A-300 as it pertained to the crash of American Airlines Flight 578.

    7 November 2008

    Ferry flight. Delivered to National Museum of the United States Air Force, Wright Field, Dayton, OH.
    Was last active C-131 on USAF inventory.
    View the Location Dossier

    7 November 2008


    Photographer: US Air Force Museum Website (Public Domain)
    Notes: The Convair NC-131H Total In-Flight Simulator (TIFS), a very unique aircraft created to perform research for the U.S. Air Force, lands on the back field of the National Museum of the U.S. Air Force at Dayton, Ohio on Nov. 7, 2008.

    Placed on display.

    14 May 2010


    Photographer: Glenn Chatfield

    7 January 2014

    To unknown owner with c/r N793VS.
    Sale reported to a new owner in Wright Patterson, OH.

    14 May 2015

    Civil registration, N793VS, cancelled.
    Sale reported to a new owner in Wright Patterson, OH.

    17 April 2017


    Photographer: Glenn Chatfield

    18 September 2023


    Photographer: Glenn Chatfield

    18 September 2023


    Photographer: Glenn Chatfield


    Credits
    Data for airframe dossiers come from various sources. The following were used to compile this dossier...

    Print Sources
    NMUSAF Friends Journal

    Internet Sources
    1000 Aircraft Photos (Aeroplane Photo Supply) by Ron Dupas and Johan Visschedijk
    Airbus, Boeing, Convair and Douglas Production List
    American Museum of Aviation
    Federal Aviation Administration in the United States of America
    National Museum of the United States Air Force
    U.S. Warplanes by Simon Beck
    United States Military Services Serial Number Lists by Joe Baugher

    Individual Contributors
    Glenn Chatfield

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