Estes B4-2 Model Rocket Engines
B4 Model Rocket Engine Thrust Curve Chart
Model Rocket Thrust Curve Example

B4-2 Engines

SKU: 001601

$11.99
Sale

ENGINES FOR MODEL ROCKETS

3 – B4-2 Engines
4 – Starters
4 – Starter Plugs

PLEASE NOTE: You must have a physical address for delivery.

Overview

The Estes B4-2 engine is single stage engine designed for model rocket flight. This engine is a standard engine designed for flights in rockets weighing less than 4 ounces, including the engine. Each package includes 3 engines, 4 starters and 4 plugs.

ATTENTION: Estes Industries, LLC requires all purchasers and users of Estes® Model Rocket Engines to adhere strictly to all applicable local, state, and federal laws, regulations, and safety standards. The user assumes all responsibility for the safe and lawful use of Estes® products. Estes Industries, LLC expressly disclaims any and all liability for personal injury, property damage, or other loss resulting from the misuse, improper handling, or unauthorized application of its model rocket engines.

Overview

Estes B4-2 Model Rocket Engines

Compatible Rockets

Technical Specifications

Technical Specifications

  • Total Impulse

5.00 N-sec
  • Time Delay

2 Seconds
  • Max Lift Weight

4.0 oz (113 g)
  • Max Thrust

13.20 Newtons (3.0 lbs)
  • Thrust Duration

1.10 Seconds
  • Length

2.8 in. (7 cm)
  • Diameter

18 mm
  • Weight

.66 oz. (18.7 g)
  • Propellant Weight

0.27 oz (7.6 g)
B4 Model Rocket Engine Thrust Curve Chart

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