R49 NAR S&T NEW MOTOR CERTIFICATIONS August 2, 1998
The following motors have been certified by NAR Standards & Testing
as of August 1, 1998 for general use as model rocket motors. They are
certified for contest use effective October 7, 1998.

North Coast Rocketry (by Estes):
29mm x 103mm:
F62-9 (80 Newton-seconds total impulse, 51.5 grams propellant mass)
G70-5, 7 (90 Newton-seconds total impulse, 62.0 grams propellant mass)

Jim Cook, Secretary for
NAR Standards & Testing


Jack Kane, Chairman
NAR Standards & Testing
s-and-t@nar.org

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