Rocket A3-4T Mini (4) EST

Overview

A3-4T Engines

• 4 – A3-4T Engines
• 4 – Starters
• 4 – Starter Plugs

The Estes A3-4T engine is single stage engine designed for model rocket flight. This engine is a mini engine designed for flights in lightweight rockets. Each package includes 4 engines, 4 starters and 4 starter plugs.

Technical Specifications

Total Impulse: 2.50 N-sec

Time Delay: 4 Seconds

Max Lift Weight: 2.0 oz (57 g)

Max Thrust: 6.80 Newtons (1.5 lbs)

Thrust Duration: 0.60 Seconds

Length: 1.8 in. (4.6 cm)

Diameter: 13 mm

Weight: .28 oz. (7.9 g)

Propellant Weight: 0.12 oz (3.3 g)