Engine Testing Notices


R72 New Motor Certifications 27 Jun 2001

The following motors have been certified by NAR Standards & Testing for general use as high power rocket motors effective June 4, 2001. They will not be certified for NAR contest use as they are not model rocket motors.

The following are Aerotech reloadable motors, certified only with the indicated size casing and manufacturer supplied nozzle, end closures, delays, and propellant slugs. All use the new "Redline" propellant.

        29mm x 333mm (RMS-29/360 casing):
            H268R-10,14,P (320.0 Newton-seconds total impulse, 166.0 grams propellant mass)

        38mm x 250mm (RMS-38/480 casing):
            I285R-10,14,P (420.0 Newton-seconds total impulse, 230.2 grams propellant mass)

The following is an Aerotech single-use (disposable) high power rocket motor.

        54mm x 235mm
            I65W-P (640.0 Newton-seconds total impulse, 369.7 grams propellant mass)

Jim Cook,
Secretary for NAR Standards & Testing

Jack Kane,

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