ENGINES FOR MODEL ROCKETS
4 – 1/2A3-4T Engines
4 – Starters,
4 – Starter Plugs
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 engines, 4 starters and 4 starter plugs.
Technical Specification
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
|