> Model Rockets > Rocket Engines > F Size : Aerotech F42-4T 29/40 Econo-Jet Motors (2) aro64204

F42-4T 29/40 Econo-Jet Motors (2)

These are the Aerotech Consumer Aerospace Econojet F42-4T, 29mm, single use Model Rocket Engine. Package contains 2 Aerotech F size motors.

Aerotech F42-4T 29/40 Econo-Jet Motors (2) F Composite Model Rocket Engine #64204
 (24)
 Aerotech # aro64204
$40.99
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Aerotech Item # aro64204
Specifications :
  • Impulse energy- F
  • Average thrust in Newtons- 42N ( 9.4 lbs)
  • Delay in seconds between propellant burn-out and activiation of the ejection charge- 4 seconds
  • Propellant type- Blue Thunder
  • For use in- 29mm Composite Motor Rockets
  • Primary use- Single Stage
  • Motor diameter- 1.13" 29 mm
  • Assembled weight- 2.7 oz. 77 g
  • Maximium liftoff weight- 22.0 oz. 620 g
  • Aerotech Product Number: 64204
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Spotlight Review

 
"Nice motors for the money"
jaybird (Tucson,AZ)
These motors work exactly as described. Easy to use, great performance. Good value.

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Features

  • Composite Model Rocket Motors.
  • Econojet motor series.
  • Single Stage.
  • The unique composite fuel used by Aerotech in this single-use motor motor is up to three times more powerful than conventional black-powder based hobby rocket motors.
  • Blue Thunder Propellant- Produces a bright violet-blue flame with a minimum of exhaust smoke.
  • These motors provide a higher level of thrust than White Lightning or Black Jack Motors of the same total impulse.
  • Blue Thunder is the perfect propellant for the greatest lift-off acceleration.

Specs

  • Impulse energy- F
  • Average thrust in Newtons- 42N ( 9.4 lbs)
  • Delay in seconds between propellant burn-out and activiation of the ejection charge- 4 seconds
  • Propellant type- Blue Thunder
  • For use in- 29mm Composite Motor Rockets
  • Primary use- Single Stage
  • Motor diameter- 1.13" 29 mm
  • Assembled weight- 2.7 oz. 77 g
  • Maximium liftoff weight- 22.0 oz. 620 g
  • Aerotech Product Number: 64204

Includes

  • Two F42-4T Single Stage Motor
  • Two COPPERHEAD Igniter
  • One instruction sheet

Requirements & Suggestions

Recommended for Initiator, HV Arcas, Strong Arm and Wart-Hog rockets

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