Estes EST1599 A8-5 Rocket Engines 3 Pack Standard Model Motors 18mm

Brand New – Factory Sealed

Estes 1599 A8-5 Standard Model Rocket Engines (3 Pack)

Launch your Estes model rockets with dependable A8-5 engines, a popular choice for lightweight rockets requiring a longer recovery delay. These standard 18mm A-class motors provide smooth acceleration and a 5-second delay for a longer coast phase before parachute or streamer deployment.

Perfect for beginner rocketeers, classroom projects, clubs, and hobbyists looking for reliable Estes performance.

Features:

• Genuine Estes model rocket engines
• Part Number: EST1599 / 1599
• Engine Type: A8-5
• 18mm standard rocket motor
• Single-stage solid propellant engine
• 5-second delay
• Includes:
  • (3) A8-5 engines
  • (4) starters/igniters
  • (4) starter plugs
• Reliable Estes quality
• Great for lightweight rockets and sport launches

Specifications:

• Engine Class: A
• Diameter: 18mm
• Delay: 5 seconds
• Maximum lift weight: approximately 2 ounces
• Peak thrust: approximately 10.7 Newtons
• Total impulse: 2.5 N-sec

Compatible With:

• Estes Alpha series rockets
• Estes beginner rockets
• Lightweight rockets requiring 18mm A-class engines
• Many Estes and compatible model rocket kits

Includes:

• (3) A8-5 Rocket Engines
• Starters/igniters
• Starter plugs

Condition:
Brand new in the original factory packaging.