Estes Bulk Rocket Motors - 1/2A3-4T (24 Pack) - Includes Motors, Starters, Plugs and Wadding

Estes Bulk Rocket Motors - 1/2A3-4T (24 Pack) - Includes Motors, Starters, Plugs and Wadding

Brand: Estes

Part Number: D-ES1788

£52.24 Web Price RRP £54.99
Reserve Add to Wishlist

Shadow stock: Usually ships next day

Request Price Match

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
  • Brand: Estes
  • Part No: D-ES1788
  • Barcode: 047776017887
  • Size: A

Two Simple UK Delivery Options

Royal mail at £3.95, or Express at £6.95.

Full details at checkout.
Some items cannot be sent via Royal Mail due to their restrictions.

We Ship Worldwide!

To see shipping costs simply add the item to your basket and choose your country from the drop down list on the view cart page.

No product reviews yet!

​
How long do the motors run for from A to D size?. Thanks
Asked by Philip Gildea on 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

Answered by: Ben @ Wheelspin Models

Ask a Question Write a Review