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The Estes 1/4A3-3T 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.
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| Length |
1.75 in. (4.4 cm) |
|---|---|
| Diameter |
13 mm |
| Estimated Weight |
.21 oz. (6 g) |
| Total Impulse |
0.625 N-sec |
| Time Delay |
3 Seconds |
| Estimated Max Lift Weight |
1.0 oz (28 g) |
| Max Thrust |
4.90 Newtons (1.1 lbs) |
| Thrust Duration |
0.25 Seconds |
| Initial Weight |
0.21 oz (5.9 g) |
| Propellant Weight |
0.05 oz (1.3 g) |
| Quantity Per Pack |
4 |
