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The S71901 CD/P4A is a super precision angular contact ball bearing with a compact 12mm bore and 24mm outer diameter, crafted from high-grade chrome steel. Its 15° contact angle efficiently handles both radial and axial loads, making it versatile for demanding applications.
This sealed bearing comes pre-lubricated and can reach speeds up to 70,000 RPM, thanks to its phenolic cage and 13 precision balls. It maintains reliable performance in temperatures ranging from -30°C to 110°C.
With a P4 tolerance class (equivalent to ABEC-7), it offers exceptional accuracy for high-speed machinery. The matched arrangement option ensures smooth operation in paired setups.
Ideal for precision tools, spindles, or small electric motors where low friction and high-speed stability are crucial. Weighing just 11 grams, it’s lightweight yet robust for its size.
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Engineered for Precision: S71901 CD/P4A Bearing
S71901 CD/P4A Bearing features a 15° contact angle, optimised for high-precision angular contact applications.
Its chrome steel rings and balls ensure durability and consistent performance under dynamic radial loads up to 596 lbf.
The phenolic cage maintains ball alignment, reducing friction and enhancing smooth operation at speeds up to 70,000 rpm.
With a P4 tolerance class, S71901 CD/P4A Bearing delivers reliable accuracy for demanding tasks.
Sealed design and preload availability make it suitable for various industrial and precision engineering needs.
Its compact size (12 mm×24 mm×6 mm) allows for efficient use in space-constrained applications.
Common Applications of S71901 CD/P4A Bearing
S71901 CD/P4A Bearing is widely used in high-precision machine tools, where its angular contact design ensures accurate spindle rotation. The sealed construction keeps contaminants out, extending service life in demanding environments.
In robotics, S71901 CD/P4A Bearing supports articulated arms, providing smooth movement with minimal friction. Its phenolic cage offers lightweight durability, ideal for repetitive motions.
For medical imaging devices, S71901 CD/P4A Bearing’s P4 tolerance class delivers the precision needed for clear scans. The chrome steel components resist wear, maintaining performance over time.
In automotive electric motors, S71901 CD/P4A Bearing handles high speeds efficiently, thanks to its balanced design. The lubricated setup ensures quiet operation, perfect for hybrid and electric vehicles.
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