1/2A3-4T Engine Bulk Pack
1/2A3-4T Engine Bulk Pack Unboxed
001788 - 1/2A3-4T Engine Bulk Pack-2700

1/2A3-4T Engine Bulk Pack

Sku:N/A
$69.99
$69.99

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 UP Aerospace SpaceLoft bulk pack rockets.

PLEASE NOTE: This item will ship by US Postal Service only. You MUST HAVE a physical mailbox or post office box 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. Use the 1/2A3-4T engine to launch the UP Aerospace SpaceLoft and Gnome bulk pack rockets.

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

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)
  • Having Trouble?

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Our Help Center has a ton of information on our products, what you need to launch, how to launch, and more! Visit help.estesrockets.com

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Whether building or flying, we're here to help. Our support staff is available M-F, and will bend over backwards to make sure you have a great Estes Experience!