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Estes Bulk Rocket Motors - 1/2A3-4T (24 Pack) - Includes Motors, Starters, Plugs and Wadding
Brand: Estes
Part No: D-ES1788
SORRY, THIS ITEM IS DISCONTINUED AND NO LONGER AVAILABLE.
Why not contact our team to see if an alternative is available?
FEATURES
- Bulk packs are convenient and include everything your students
- will need to prepare their rockets for flights
- Enough stuff for approximately 24 launches
- Igniter plugs are reusable
- Rocketry permits students a unique avenue to become active
- participants in the powerful process of science discovery in much
- the same way as great experimenters of the past did
- Model rocket engine and igniter instructions included
- Estes full one year warranty
INCLUDES
- (24) Single Stage Regular Engines
- (30) Model Rocket Igniters
- (24) Igniter Plugs
- (75) 4-1/2" (114mm) Squares of Recovery Wadding
REQUIREMENTS
Estes Launch System
Estes Model Rocket(s)
SPECIFICATIONS
- Engine: 1/2A3-4T
- Max.Total Impulse (Newton-Seconds): 1.250
- Thrust Duration (Seconds): 0.3
- Propellant Weight: 1.75g
- Minimum Site Dimension: 50 feet
Secure Payments
Secured by Stripe
- Brand: Estes
- Part No: D-ES1788
- Barcode: 047776017887
- Size: A
Standard Shipping
£3.95 to most of the UK
Express Shipping
£6.95 to most of the UK
Worldwide Shipping
Available at checkout
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Questions & Answers
Real questions from real customers. Why not ask your own?
How long do the motors run for from A to D size?. Thanks
Philip Gildea / 19th June 2019
Total thrust duration on these 1/2A rockets is approx 0.3 seconds.
On D size engines, the total impulse is approx 10-20 Newton-seconds.
More info at https://estesrockets.com/wp-content/uploads/Educator/Estes_Model_Rocket_Engines.pdf
Ben @ Wheelspin Models
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