DESCRIPTION
The Estes 1/2A3-4T engine is single stage engine designed for model rocket flight. This engine is a mini engine designed for flights in lightweight rockets. Each package includes 4 engines, 4 starters and 4 starter plugs.
ADDITIONAL INFORMATION
| Length | 1.8 in. (4.6 cm) |
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| Diameter | .50 in. (13 mm) |
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| Estimated Weight | .23 oz. (6.5 g) |
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| Total Impulse | 1.25 N-sec |
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| Time Delay | 4 Seconds |
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| Estimated Max Lift Weight | 1.0 oz (28 g) |
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| Max Thrust | 8.30 Newtons (1.9 lbs) |
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| Thrust Duration | 0.30 Seconds |
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| Initial Weight | 0.23 oz (6.6 g) |
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| Propellant Weight | 0.07 oz (1.9 g) |
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| Quantity Per Pack | 4 |
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