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A3-4T Motors (Package of 4)

Estes A3-4T Motors (Package of 4)

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Our Price: $9.00

The Estes A3-4T engine is a single stage model rocket motor designed for flights in lightweight rockets.

Each package includes four engines, starters (igniters), and starter plugs.

  • Designation: A3T
  • Diameter: 13.0000 mm
  • Length: 45.0000 mm
  • Propellant Weight: 3.3000 g
  • Total Weight: 8.5000 g
  • Average Thrust: 2.1990 N
  • Peak Thrust: 5.8300 N
  • Total Impulse: 2.2210 Ns
  • Class: 78% A

Note: We are required to ship orders containing motors by "surface mail" (Parcel Select). So, please plan on your order taking longer than normal to ship and arrive if it contains motors.

Model rocket motors cannot be shipped outside the US.


Please note that manufacturers sometimes update their products and packaging. If receiving a specific version of a product is important to you, please contact us before ordering.


  • Model: 1507
  • 4 Units in Stock
  • Manufactured by: Estes

This product was added to our catalog on Tuesday March 31, 2015.

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