KC110AR0

3/8" Constant Section Bearings

KC110AR0 3/8" Constant Section Bearings
KC110AR0 3/8" Constant Section Bearings

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Part No.
Part No. KC110AR0

Basic Information

Bearing type Ball
System of measurement Inch
Thin section bearings type Reali-Slim Open
Construction Single Row
Weight 1.14 lbs
Tolerance class ABEC-1
ISO radial rating 3621 lbf
Seal type Open
For load direction Angular Contact

Main Dimensions

Bore diameter 11"
Bore diameter tolerance -0.0014"- 0"
Outside diameter 11.75"
Outside diameter tolerance -0.0014"- 0"
Width 0.375"
Width tolerance +.000 –.005"
Contact angle 30 °

Inner Ring Dimensions

Shoulder diameter inner ring 11.277"

Outer Ring Dimensions

Outer ring large-side face inner diameter 11.542"
Outer ring small-side face inner diameter 11.473"

Performance

Temperature range -30°C to 110 °C
Radial dynamic load rating 2047 lbf
Radial static load rating 6720 lbf
Axial static load rating 5280 lbf
Static load moment 19390 lbf
Lubrication Lubricated
Radial internal clearance 0.0000 – 0.0005"

Materials

Ring material Chrome Steel
Ball material Chrome Steel
Cage material Brass

Environment & Compliance

ROHS Compliant
Technical Drawings No drawings available at the moment, will be launched soon
Price: $ 223.93 / each
In Stock

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KC110AR0 Bearing Product Overview & Core Advantages

The KC110AR0 is a high-precision thin section angular contact ball bearing designed for applications demanding exceptional rigidity and precise motion control in a compact envelope. Engineered with a 30° contact angle, it is optimized to support combined radial and axial loads simultaneously. Its inch-series dimensions (11" bore) and ABEC-1 precision make it an ideal component for high-performance systems where space and weight are critical constraints, offering a superior strength-to-cross-section ratio.

KC110AR0 Bearing Model Code Explained, Specifications & Naming Convention

Code Segment Technical Meaning
KC Indicates the Reali-Slim® thin-section bearing series.
110 Specifies the cross-section size and bore diameter code for an 11" bore.
A Denotes the 30° contact angle, optimized for high axial load capacity.
R0 Specifies the radial internal clearance group (0.0000 – 0.0005").

KC110AR0 Bearing Structural Features & Performance Benefits

This bearing's performance is derived from its specialized construction. The single row angular contact design with a 30° contact angle provides high rigidity and excellent resistance to combined loads. The brass cage ensures stable operation and guides the balls effectively. Manufactured from chrome steel for both rings and balls, it delivers high durability and long service life. The ABEC-1 tolerance class guarantees consistent running accuracy, while the optimized thin section design minimizes weight and space requirements without compromising on the dynamic load rating of 2047 lbf or the static load moment capacity of 19390 lbf.

KC110AR0 Bearing Typical Application Areas

  • Robotics and Automation: Gearing, rotary joints, and actuators.
  • Aerospace & Defense: Radar platforms, gimbal systems, and control surfaces.
  • Medical Equipment: CT scanners, surgical robots, and imaging devices.
  • Semiconductor Manufacturing: Precision stages and wafer handling equipment.
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