Engine Testing Notices


R61 New Motor Certifications 7 Nov 1999

The following motors have been certified by NAR Standards & Testing for general use as model rocket motors effective October 15, 1999. All are certified for contest use effective December 14, 1999.

    Rocket Vision Flight-Star:
        24mm x 70mm:
            E15-4,7 (40.0 Newton-seconds total impulse, 17.8 grams propellant mass)

        24mm x 124mm:
            F72-5,10,15 (80.0 Newton-seconds total impulse, 36.8 grams propellant mass)

        24mm x 177mm:
            G55-5,10,15 (125.0 Newton-seconds total impulse, 62.5 grams propellant mass)

Jim Cook,
Secretary for NAR Standards & Testing

Jack Kane,

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