ALTOONA, Wisconsin USA — The following model rocket motors have been modified since their original certification by  the manufacturer. NAR Standards & Testing has evaluated the motors with the following results:
 
Aerotech/RCS:

Current Production

G40W-4,7,10 (S)
29 x 124mm
97.1 Ns Total Impulse
53.8 grams Propellant Mass

G80T-4,7,10 (S)
29 x 124mm
94.0 Ns Total Impulse
47.9 grams Propellant Mass

2004 and older production date

G40W-4,7,10 (S)
29 x 124mm
113.7 Ns Total Impulse
62.4 grams Propellant Mass

G80T-4,7,10 (S)
29 x 124mm
116.3 Ns Total Impulse
57.4 grams Propellant Mass

Propellant Key: R = Redline, T = Blue Thunder

S = Single Use Motor

Jack Kane
John Lyngdal
NAR Standards & Testing
Email: This email address is being protected from spam bots, you need Javascript enabled to view it