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Constant Section (CS) Bearings KC090AR0

Constant Section (CS) Bearings KC090AR0

The KC090AR0 is a constant section bearing with a 9″ bore and 9.75″ outer diameter, featuring a slim 0.375″ width. Made from chrome steel with a brass cage, it’s built for durability and smooth operation.

This angular contact bearing handles radial loads up to 1822 lbf and static thrust loads of 4630 lbf, making it suitable for precise applications. Its 30° contact angle ensures stable performance under combined loads.

With an open design, maintenance and lubrication are straightforward. The bearing operates well in temperatures from -30°C to 110°C, fitting various industrial environments.

Ideal for machinery requiring thin-section bearings, such as robotics or medical equipment. Compliant with RoHS standards, it’s a reliable choice for replacements, interchangeable with KAYDON models. Weighing just 0.98 lbs, it’s lightweight yet robust.

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Product Parameters

  • Part Number KC090AR0
  • Brand TFL
  • Interchangeable KAYDON
  • System of Measurement Inch
  • Bearing Type Ball
  • For Load Direction Angular Contact
  • Construction Single Row
  • Seal Type Open
  • Bore Dia 9"
  • Bore Dia Tolerance -0.0012"- 0"
  • Outer Dia 9.75"
  • Outer Dia Tolerance -0.0012"- 0"
  • Width 0.375"
  • Width Tolerance +.000 –.005"
  • Thin Section Bearings Type Reali-Slim Open Bearings
  • Series KC 3/8" x 3/8"
  • Tolerance Class ABEC-1
  • Radial Clearance 0.0000 – 0.0005"
  • Contact Angle 30°
  • External Diameter On Inner Ring 9.277"
  • Internal Diameter On Outer Ring (Small Side Face) 9.473"
  • Internal Diameter On Outer Ring (Large Side Face) 9.546"
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Brass
  • Dynamic Radial Load 1822 lbf
  • Static Radial Load 5520 lbf
  • Static Thrust Load 4630 lbf
  • Static Moment 15930 lbf
  • Temperature Range -30°C to 110 °C
  • ISO Radial 3366 lbf
  • Lubrication Lubricated
  • RoHS Compliant
  • Weight 0.98 lbs
  • price（$） 206.16
Constant Section (CS) Bearings KC090AR0 dimension drawing
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Features

How Is KC090AR0 Bearing Engineered for Reliability?

KC090AR0 Bearing features a 30° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and balls provide durability, while the brass cage ensures smooth operation.

With a dynamic radial load capacity of 1822 lbf, it handles demanding conditions effectively.
The ABEC-1 tolerance class guarantees consistent performance in precision tasks.

KC090AR0 Bearing operates in temperatures from -30°C to 110°C, suitable for varied environments.
Its open design simplifies maintenance, reducing long-term operational costs.

Application

Common Applications of KC090AR0 Bearing
KC090AR0 Bearing is widely used in industrial automation, particularly in robotic arms and precision machinery where its thin section design saves space without compromising performance. The open seal allows for easy lubrication, making maintenance straightforward in busy production lines.

In aerospace applications, KC090AR0 Bearing provides reliable angular contact support for control systems and actuators. Its brass cage ensures smooth operation even under varying temperatures and loads.

For medical imaging devices, KC090AR0 Bearing’s chrome steel construction offers durability and precision. The ABEC-1 tolerance class makes it suitable for equipment requiring consistent rotational accuracy.

KC090AR0 Bearing also fits well in packaging machinery, where its slim profile helps in compact designs. The 30° contact angle ensures efficient load distribution during high-speed operations.

In semiconductor manufacturing, KC090AR0 Bearing supports wafer handling systems with its low-friction performance. The inch sizing makes it compatible with many North American and UK-based machines.

Q&A

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