Estes 1602 Rocket Engines - B4-4 (3 Pack)


$28.52 $31.70
SKU: EST1602

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Estes 1602 Rocket Engines - B4-4 (3 Pack)

The Estes B4-4 engine is single stage engine designed for model rocket flight. This engine is a standard engine designed for flights in rockets weighing less than 3.5 ounces, including the engine. Each package includes 3 engines, 4 starters and 4 plugs.

3 x B4-4 Engines
4 x Starters
4 x Plugs

Length: 2.8in (7cm)
Diameter: 0.7in (18mm)
Estimated Weight: 0.68oz (19.3g)
Total Impulse: 5.00 N-sec
Time Delay: 4 Seconds
Estimated Max Lift Weight: 3.5oz (99g)
Max Thrust: 13.20 Newtons (3.0lbs)
Thrust Duration: 1.10 Seconds
Initial Weight: 0.68oz (19.2 g)
Propellant Weight: 0.27oz (7.6g)
Quantity Per Pack: 3