1/2 -A3-4T Mini (4) EST

Overview

1/2A3-4T Engines

• 4 – 1/2A3-4T Engines
• 4 – Starters
• 4 – Starter Plugs

The Estes 1/2A3-4T 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: 1.25 N-sec

Time Delay: 4 Seconds

Max Lift Weight: 1.0 oz (28 g)

Max Thrust: 8.30 Newtons (1.9 lbs)

Thrust Duration: 0.30 Seconds

Length: 1.8 in. (4.6 cm)

Diameter: 13 mm

Weight: .23 oz. (6.5 g)

Propellant Weight: 0.07 oz (1.9 g)