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  • EST D12-3 Standard Engine (2)
  • EST D12-3 Standard Engine (2)

D12-3 Standard Engine (2)

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The Estes D12-3 engine is a single stage engine designed for model rocket flight. This engine is a 24mm diameter engine designed for rockets with a maximum lift weight of less than 14 ounces. Each package includes 2 engines, 2 starters and 4 starter plugs.


2.75 in. (7 cm)


.95 in. (24.1 mm)

Estimated Weight

1.57 oz. (44.5 g)

Total Impulse

20.00 N-sec

Time Delay

3 Seconds

Estimated Max Lift Weight

14.0 oz (396 g)

Max Thrust

32.90 Newtons (7.4 lbs)

Thrust Duration

1.60 Seconds

Initial Weight

1.57 oz (44.5 g)

Propellant Weight

0.85 oz (24.2 g)

Quantity Per Pack


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