1/2A3-4T Engine Bulk Pack
1/2A3-4T Engine Bulk Pack Unboxed
 1/2A3-4T Model Rocket Engine

1/2A3-4T Engine Bulk Pack

SKU: 001788
MSRP/MAP: $69.99
$69.99
Sale

ENGINES FOR MODEL ROCKETS

Engine bulk packs come with all the model rocket engine supplies you need to launch 24 rockets. Included are 24 model rocket engines, 30 starters, 24 starter plugs and 75 squares of recovery wadding. Use the 1/2A3-4T engine to launch the Star Hopper bulk pack rockets.

PLEASE NOTE: You must have a physical address for delivery.

Overview

Estes model rocket engine bulk packs are available in four total impulse ranges: 1/2A (mini engine), A, B or C (standard engines). These packs may be used for the rocket bulk packs or other Estes rockets. Whether you are launching rockets at school with students, at a youth group activity or rocket club monthly launch, Estes engine bulk packs are a must.

The Estes 1/2A3-4T might be made to fit smaller rockets, but it will pack a punch! This bulk pack supplies all the model rocket engine supplies you need to launch 24 rockets. The pack includes 24 model rocket engines, 30 starters, 24 starter plugs and 75 squares of recovery wadding.

ATTENTION: Residents of California, New Jersey, Rhode Island and North Dakota please review the Terms of Sale for state specific restrictions or Click Here for State Specific Restrictions.

Overview

1/2A3-4T Engine Bulk Pack Unboxed

Technical Specifications

Technical Specifications

  • Total Impulse

1.25 N-sec
  • Time Delay

4 Seconds
  • Max Lift Weight

1.0 oz (28 g)
  • Max Thrust

8.30 Newtons (1.9 lbs)
  • Thrust Duration

0.30 Seconds
  • Length

1.8 in. (4.6 cm)
  • Diameter

13 mm
  • Weight

.23 oz. (6.5 g)
  • Propellant Weight

0.07 oz (1.9 g)
 1/2A3-4T Model Rocket Engine

Customer Reviews

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C
Charles Frick (Augusta, GA)
Great Engines for the sized

Used these engines for Estes Star Hopper. They were perfect with this rocket.