KC075AR0

3/8" Constant Section Bearings

KC075AR0 3/8" Constant Section Bearings
KC075AR0 3/8" Constant Section Bearings

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Part No.
Part No. KC075AR0

Basic Information

Bearing type Ball
System of measurement Inch
Thin section bearings type Reali-Slim Open
Construction Single Row
Weight 0.78 lbs
Tolerance class ABEC-1
ISO radial rating 3156 lbf
Seal type Open
For load direction Angular Contact

Main Dimensions

Bore diameter 7.5"
Bore diameter tolerance -0.0012"- 0"
Outside diameter 8.25"
Outside diameter tolerance -0.0012"- 0"
Width 0.375"
Width tolerance +.000 –.005"
Contact angle 30 °

Inner Ring Dimensions

Shoulder diameter inner ring 7.777"

Outer Ring Dimensions

Outer ring large-side face inner diameter 8.048"
Outer ring small-side face inner diameter 7.973"

Performance

Temperature range -30°C to 110 °C
Radial dynamic load rating 1642 lbf
Radial static load rating 4630 lbf
Axial static load rating 4120 lbf
Static load moment 13380 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: $ 179.53 / each
In Stock

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KC075AR0 Bearing Product Overview & Core Advantages

The KC075AR0 is a thin-section angular contact ball bearing designed for applications requiring high precision and space optimization. As part of the Reali-Slim Open Bearings series with inch measurements, this single-row bearing excels in handling combined loads through its specific 30° contact angle, providing excellent performance in both radial and axial directions. Its compact cross-section (0.375" width) and ABEC-1 precision make it ideal for applications where dimensional constraints and rotational accuracy are critical factors.

KC075AR0 Bearing Model Code Explained, Specifications & Naming Convention

Code Segment Technical Meaning
KC075 Bearing series designation for thin-section angular contact bearings
A Angular contact design with 30° contact angle
R0 Radial internal clearance specification (0.0000 – 0.0005")

KC075AR0 Bearing Structural Features & Performance Benefits

This bearing features a single-row angular contact design with optimized internal geometry that delivers exceptional performance characteristics. The 30° contact angle provides superior axial load capacity while maintaining excellent radial load handling. Constructed from chrome steel rings and balls with a brass cage, the bearing offers reliable operation and dimensional stability. The thin-section design (0.375" width) enables significant space savings without compromising load capacity, while the ABEC-1 precision ensures consistent running accuracy. The bearing's dynamic load rating of 1642 lbf and static moment capacity of 13380 lbf make it suitable for applications requiring high stiffness and moment resistance.

KC075AR0 Bearing Typical Application Areas

  • Robotics and automation systems requiring compact, high-precision rotary joints
  • Aerospace components including gimbal mechanisms and control surfaces
  • Medical equipment such as CT scanners and surgical robotics
  • Semiconductor manufacturing equipment requiring precise motion control
  • Optical positioning systems and precision instrumentation
  • Industrial automation where space constraints demand thin-section solutions
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