AeroTech F42-4T 29mm x 83mm Single-Use 2-Motor Pack 64204

AeroTech F42-4T 29mm Blue Thunder Single-Use Motors

Experience the brilliant violet-blue flame of theAeroTech F42-4T, a high-performance 29mm single-use rocket motor powered by Blue Thunder™ aerospace-grade composite propellant. This 2-motor pack delivers 52.9 N-sec total impulse per motor with a 4-second delay, producing a stunning visual display that makes every launch memorable. Perfect for mid-power rockets requiring reliable thrust and eye-catching performance.

Key Features

• Brilliant Violet-Blue Flame:Blue Thunder propellant creates a distinctive, eye-catching exhaust plume
• Superior Thrust Performance:42.0 N average thrust with 67.0 N peak thrust over 1.26 seconds
• Aerospace Heritage:Proven composite propellant technology derived from professional rocketry applications
• U.S. Mailable:No hazmat fees—ships via standard ground delivery
• Certified Performance:TRA, NAR, and CAR certified for competition and recreational use
• Value Pack:Two motors included for multiple launches

Technical Specifications

• Motor Diameter:29mm
• Casing Length:83mm
• Total Impulse:52.9 N-sec per motor (F-class)
• Average Thrust:42.0 N
• Peak Thrust:67.0 N
• Thrust Duration:1.26 seconds
• Delay Time:4 seconds
• Propellant Weight:22.5 grams per motor
• Total Motor Weight:45.0 grams per motor

What’s Included

• 2 AeroTech F42-4T 29mm single-use motors
• 2 FirstFire™ Jr. Initiators

Certifications

These motors are certified by the Tripoli Rocketry Association (TRA), National Association of Rocketry (NAR), and Canadian Association of Rocketry (CAR) for safe recreational and competition use.

Complementary Products

Enhance your rocketry experience with these related items from MPM Hobbies:

• AeroTech Rockets Collection– Browse our complete selection of AeroTech rocket kits
• Model Rocketry Collection– Explore motors, kits, and accessories for all skill levels
• AeroTech Firstfire Jr. Initiators (3 Pack)– Extra initiators for multiple launches
• AeroTech Interlock Launch Controller 89381– Safe, reliable launch control system

About AeroTech

AeroTech is a leading manufacturer of high-performance composite propellant rocket motors, trusted by hobbyists and professionals worldwide. Their Blue Thunder propellant line delivers exceptional visual performance combined with reliable, consistent thrust characteristics. Learn more atAeroTech’s official website.

Note:These are single-use motors and cannot be reloaded. Always follow NAR/TRA safety codes and local regulations when launching model rockets.