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The 71903 ACD/P4ATBTB is a super precision angular contact ball bearing with a 17mm bore and 30mm outer diameter, crafted from durable chrome steel. It handles radial loads up to 1917 lbf and spins smoothly at speeds up to 121,000 RPM.
With a 25° contact angle and open design, it offers excellent performance in high-speed applications. The phenolic cage ensures quiet operation and long service life.
This bearing comes in a matched set of three, arranged in a TBT configuration for balanced load distribution. Ideal for precision machinery like spindles or CNC equipment where accuracy is key.
Weighing just 0.051kg, it’s lightweight yet robust. Suitable for temperatures from -30°C to 110°C and preloaded for immediate use.
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Engineered for Precision: 71903 ACD/P4ATBTB Bearing
71903 ACD/P4ATBTB Bearing features a 25° contact angle, optimised for high-precision angular contact applications.
Its chrome steel rings and balls ensure durability and smooth operation under dynamic radial loads up to 1917 lbf.
The phenolic cage maintains ball alignment, reducing friction and extending service life.
With a maximum speed of 121,000 rpm, it delivers reliable performance in demanding conditions.
Designed for matched arrangements of three bearings, it offers consistent performance in precision setups.
The light preload (Class B) ensures smooth operation while minimising wear.
Practical Applications of 71903 ACD/P4ATBTB Bearing
71903 ACD/P4ATBTB Bearing is commonly used in high-speed machine tools, where its precision and light preload ensure smooth operation. The angular contact design helps manage both radial and axial loads effectively.
In robotics, 71903 ACD/P4ATBTB Bearing supports articulated arms, providing the necessary accuracy for repetitive tasks. Its phenolic cage reduces friction, making it suitable for continuous use.
For medical imaging devices, 71903 ACD/P4ATBTB Bearing’s chrome steel construction offers reliability in high-precision applications. The open seal type allows for easy lubrication, extending its service life.
Where Is 71903 ACD/P4ATBTB Bearing Used?
You’ll find 71903 ACD/P4ATBTB Bearing in 3D printers, where its matched arrangement ensures consistent layer alignment. The high-speed capability makes it ideal for detailed printing tasks.
In automotive transmissions, 71903 ACD/P4ATBTB Bearing handles angular loads efficiently, contributing to smoother gear shifts. Its metric sizing fits well with European and Asian vehicle designs.
Built for Heavy-Duty Use: 71903 ACD/P4ATBTB Bearing
71903 ACD/P4ATBTB Bearing excels in industrial pumps, where its durability and high-speed performance are key. The P4A tolerance class ensures minimal vibration during operation.
For aerospace applications, 71903 ACD/P4ATBTB Bearing’s lightweight design and precision are crucial. The temperature range allows it to perform reliably in varying conditions.
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