ENGINES FOR MODEL ROCKETS
4 – A3-4T Engines
4 – Starters
4 – Starter Plugs
The Estes A3-4T 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.
Technical Specification
| Length |
1.8 in. (4.6 cm)
|
| Diameter |
.50 in. (13 mm)
|
| Estimated Weight |
.28 oz. (7.9 g)
|
| Total Impulse |
2.50 N-sec
|
| Time Delay |
4 Seconds
|
| Estimated Max Lift Weight |
2.0 oz (57 g)
|
| Max Thrust |
6.80 Newtons (1.5 lbs)
|
| Thrust Duration |
0.60 Seconds
|
| Initial Weight |
0.28 oz (8.0 g)
|
| Propellant Weight |
0.12 oz (3.3 g)
|
| Quantity Per Pack |
4
|
