A3-4T Engines (EST1507)

001507 – A3-4T Engines

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 Specs

• Length: 1.8 in. (4.6 cm)
• Diameter: .50 in. (13 mm)
• Estimated Weight: .23 oz. (6.5 g)
• Total Impulse: 1.25 N-sec
• Time Delay: 4 Seconds
• Estimated Max Lift Weight: 1.0 oz (28 g)
• Max Thrust: 8.30 Newtons (1.9 lbs)
• Thrust Duration: 0.30 Seconds
• Initial Weight: 0.23 oz (6.6 g)
• Propellant Weight: 0.07 oz (1.9 g)
• Quantity Per Pack: 4