The Estes 1/2A3-4T engine is single stage model rocket motor designed for flights in lightweight rockets.
Each package includes four engines, starters (igniters), and starter plugs.
Attributes
- Designation: 1/2A3T
- Diameter: 13.0000 mm
- Length: 45.0000 mm
- Propellant Weight: 2.0000 g
- Total Weight: 6.6000 g
- Average Thrust: 3.0306 N
- Peak Thrust: 7.6200 N
- Total Impulse: 1.0910 Ns
- Class: 75% 1/2A
Note: We are required to ship orders containing motors by surface mail. So, please plan on your order possibly taking a few days longer than normal to arrive if it contains motors.
Model rocket motors cannot be shipped outside the US.
This product was added to our catalog on Tuesday 31 March, 2015.
