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1/2A3-4T Engines (EST1504)
Original price was: $16.95.$11.87Current price is: $11.87.
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001504 – 1/2A3-4T Engines
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 – 1/2A3-4T Engines
- 4 – Starters,
- 4 – Starter Plugs
Technical Specs
- Length: 1.8 in. (4.6 cm)
- Diameter: .50 in. (13 mm)
- Estimated Weight: .23 oz. (6.5 g)
- Total Impulse: 1.25 N-sec
- Time Delay: 4 Seconds
- Estimated Max Lift Weight: 1.0 oz (28 g)
- Max Thrust: 8.30 Newtons (1.9 lbs)
- Thrust Duration: 0.30 Seconds
- Initial Weight: 0.23 oz (6.6 g)
- Propellant Weight: 0.07 oz (1.9 g)
- Quantity Per Pack: 4
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