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Estes

ESTES B4-4 18mm Standard Engine 3pcs - EST-1602

ESTES B4-4 18mm Standard Engine 3pcs - EST-1602

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ESTES B4-4 18mm Standard Engine 3pcs - EST-1602

THIS ITEM IS A DANGEROUS GOOD AND CANNOT BE POSTED

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.

Length

2.8 in. (7 cm)

Diameter

18 mm

Estimated Weight

.68 oz. (19.3 g)

Total Impulse

5.00 N-sec

Time Delay

4 Seconds

Estimated Max Lift Weight

3.5 oz (99 g)

Max Thrust

13.20 Newtons (3.0 lbs)

Thrust Duration

1.10 Seconds

Initial Weight

0.68 oz (19.2 g)

Propellant Weight

0.27 oz (7.6 g)

Quantity Per Pack

3

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