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Genesis of LMR & HPR.
US Rockets Expendable Motors
US Rockets D12 Motors
20D12 motors


10C12/C24 - 20D12/D24/D50 - 40E25/E50/E100


80F100-8 Lot date 1-89


80F25/F50/F100/F200

24 mm - Standard Propellant - Under 62.5 g.
Motor Dimensions Thrust
Pounds		 Time Power Propellant
Weight		 Grain Cost
C6 0.938 x 2.75" 1.40 1.6 10 Ns 6 g. B 5.95
C12 0.938 x 2.75" 2.80 0.8 10 Ns 6 g. B 5.95
D6 0.938 x 2.75" 1.50 3.00 20 Ns 11 g. D 6.95
D12 0.938 x 2.75" 2.56 1.7 20 Ns 11 g. B 6.95
D24 0.938 x 2.75" 5.60 0.8 20 Ns 11 g. B 7.95
D50 0.938 x 2.75" 11.20 0.4 20 Ns 11 g. B 8.95
E8 0.938 x 2.75" 2.00 4.9 40 Ns 21 g.* E 11.95
E12 0.938 x 3.5" 2.65 3.4 40 Ns 21 g.* D 10.95
E25 0.938 x 2.75" 5.30 1.7 40 Ns 21 g.* B 10.95
E50 0.938 x 2.75" 11.20 0.8 40 Ns 21 g.* B 10.95
E100 0.938 x 2.75" 22.40 0.4 40 Ns 21 g.* B 10.95
F9 0.938 x 3.5" 2.0 6.8 60 Ns 30 g.* E 11.95
F18 0.938 x 3.5" 3.97 3.4 60 Ns 30 g.* D 11.95
F36 0.938 x 3.5" 8.0 1.7 60 Ns 30 g.* B 11.95
F72 0.938 x 3.5" 16.0 0.8 60 Ns 30 g.* B 12.95
F144 0.938 x 3.5" 32.0 0.4 60 Ns 30 g.* B 12.95
F25 0.938 x 5.50" 5.30 3.4 80 Ns 42 g. D 13.95
F50 0.938 x 5.50" 11.20 1.7 80 Ns 42 g. B 13.95
F100 0.938 x 5.50" 22.40 0.8 80 Ns 42 g. B 13.95
F200 0.938 x 5.50" 44.80 0.4 80 Ns 42 g. B 15.95
G35 0.938 x 7.50" 7.93 3.4 120 Ns 62.5 g. DOT D 19.95
G70 0.938 x 7.50" 16.80 1.7 120 Ns 62.5 g. DOT B 19.95
G140 0.938 x 7.50" 22.60 0.8 120 Ns 62.5 g. DOT B 19.95
G280 0.938 x 7.50" 45.20 0.4 120 Ns 62.5 g. DOT B 21.95
24 mm - Firestarter Propellant - Under 62.5 g
Motor Dimensions Thrust
Pounds		 Time Power Propellant
Weight		 Grain Cost
E12-FS 0.938 x 3.50" 3.10 2.6 35 Ns 21 g.* B 12.95
F18-FS 0.938 x 4.0" 6.75 2.6 55 Ns 30 g.* B 14.95
F24-FS 0.938 x 5.50" 6.20 2.6 70 Ns 42 g. B 15.95
G36-FS 0.938 x 7.50" 9.3 2.6 105 Ns 62.5 g. DOT B 21.95
24 mm - Standard Propellant - Over 62.5 g
Motor Dimensions Thrust
Pounds		 Time Power Propellant
Weight		 Grain Cost
G48-FS 0.938 x 9.5" 12.4 2.6 140 Ns 80 g. B 29.95
G45-STD 0.938 x 9.5" 10.50 3.4 160 Ns 80 g. D 25.95
G95-STD 0.938 x 9.5" 21.30 1.6 160 Ns 80 g. B 25.95
G180-F 0.938 x 9.5" 42.60 0.8 160 Ns 80 g. B 25.95
G370-BK 0.938 x 9.5" 83.0 0.4 160 Ns 80 g. B 29.95
H100-WS 0.938 x 14.0" 21.00 3.4 240 Ns 125 g. FAA D 39.95
24mm Diameter = 0.938" = 15/16". *=1.4s Limit - DOT=DOT E-7887 Limit - FAA=FAA Limit. Delay times are 4, 8 seconds and plugged, i.e.: E25-8 or E25-P. FirestarterTM Delay times are 4, 8 seconds, i.e.: F36-4FS. "ILP Method" = 110F36-8-FS; 110= total impulse Newton seconds, F= NAR letter class, 36= Average thrust Newtons, 8= delay time from burnout to ejection in seconds, FS= propellant read, FirestarterTM. Average thrust figures over 50 N available with a 12 second delay, i.e.: F100-12. All motors include 12 volt electrical igniter.

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