ESTES Engines for Model Rockets 1/4A3-3T Engines (EST1502)
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001502 - 1/4A3-3T Engines Description
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 - 1/4A3-3T Engines
- 4 - Starters
- 4 - Starter Plugs
Technical Specs
- Length: 1.75 in. (4.4 cm)
- Diameter: .50 in. (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