D12-7 Rocket Engines (EST1568)

001568 – D12-7 Engines

The Estes D12-7 engine is a single stage engine designed for model rocket flight. This engine is a standard engine designed for flights in rockets weighing less than 8 ounces, including the engine. Each package includes 2 engines, 2 starters and 4 starter plugs.

Technical Specs

• Length: 2.75 in. (7 cm)
• Diameter: .95 in. (24.1 mm)
• Estimated Weight: 1.62 oz. (45.9 g)
• Total Impulse: 20.00 N-sec
• Time Delay: 7 Seconds
• Estimated Max Lift Weight: 8.0 oz (226 g)
• Max Thrust: 32.90 Newtons (7.4 lbs)
• Thrust Duration: 1.60 Seconds
• Initial Weight: 1.62 oz (46.0 g)
• Propellant Weight: 0.85 oz (24.2 g)
• Quantity Per Pack: 2