Track bearings for launch vehicles

Track Bearings for Launch Vehicles

Track Bearings for Launch Vehicles


A track bearing is a critical component used in launch vehicles to facilitate smooth and controlled motion. These bearings ensure the proper alignment and movement of various parts, contributing to the overall performance of the launch vehicle. In this article, we will explore the importance of track bearings and their applications in the aerospace industry.

1. Understanding Track Bearings

Track bearings, also known as track rollers or track runner bearings, are designed to withstand heavy loads and operate in challenging environments. These bearings are commonly used in the aerospace industry to support and guide the movement of components such as rocket nozzles, payload fairings, and satellite deployment systems.

2. Types of Track Bearings

There are several types of track bearings available for use in launch vehicles:

  • 1.1. V-Groove Track Bearings
  • V-groove track bearings are designed with a V-shaped groove on the outer raceway, allowing them to guide and support linear motion along a track. These bearings are commonly used in applications where precise alignment and smooth movement are required.

  • 1.2. Cam Follower Bearings
  • Cam follower bearings, also known as track followers, are designed with a stud instead of an inner ring. They are commonly used in applications where the bearing needs to be attached directly to a mating surface.

  • 1.3. Yoke Type Track Rollers
  • Yoke type track rollers are designed with an inner ring and a stud. They are commonly used in applications where the bearing needs to be attached to a mating surface with a bolt or threaded rod.

3. Applications of Track Bearings in Launch Vehicles

Track bearings find wide application in launch vehicles, contributing to the smooth and precise movement of various components. Some key applications include:

  • 3.1. Rocket Nozzle Control
  • Track bearings are used to control the movement of rocket nozzles, ensuring precise thrust vectoring during launch and flight.

  • 3.2. Payload Fairing Deployment
  • Track bearings enable the controlled deployment of payload fairings, protecting sensitive satellite payloads during ascent.

  • 3.3. Satellite Deployment Systems
  • Track bearings are crucial in the deployment systems of satellites, allowing for the controlled release and positioning of satellites in space.

Track Bearings Application


Track bearings play a vital role in the smooth and precise movement of components in launch vehicles. From rocket nozzle control to payload fairing deployment and satellite positioning, these bearings ensure the success of space missions. As a leading provider of track bearings, our company offers a wide range of high-quality products, including servo reducers, plastic gearboxes, gear motors, worm gearboxes, worm wheels, and more. With state-of-the-art production and assembly equipment, we are dedicated to delivering products that meet the highest industry standards. Contact us today for customized solutions tailored to your specific requirements.

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