KC040CP0

3/8" Constant Section Bearings

KC040CP0 3/8" Constant Section Bearings
KC040CP0 3/8" Constant Section Bearings

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Part No.
Part No. KC040CP0

Basic Information

Bearing type Ball
System of measurement Inch
Thin section bearings type Reali-Slim Open
Construction Single Row
Weight 0.45 lbs
Tolerance class ABEC-1
ISO radial rating 2321 lbf
Seal type Open
For load direction Radial

Main Dimensions

Bore diameter 4"
Bore diameter tolerance -0.0008"- 0"
Outside diameter 4.75"
Outside diameter tolerance -0.0006"- 0"
Width 0.375"
Width tolerance +.000 –.005"

Inner Ring Dimensions

Shoulder diameter inner ring 4.277"

Outer Ring Dimensions

Outer ring small-side face inner diameter 4.473"

Performance

Temperature range -30°C to 110 °C
Radial dynamic load rating 1073 lbf
Radial static load rating 2100 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: $ 69.49 / each
In Stock

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KC040CP0 Bearing Product Overview & Core Advantages

The KC040CP0 is a high-performance thin section bearing engineered for precision applications requiring compact design and reliable operation. As a Reali-Slim Open Bearing with a single row construction, it excels in handling radial loads efficiently while maintaining an extremely slim cross-section. Manufactured from Chrome Steel for both rings and balls, and featuring a Brass cage, this bearing delivers excellent durability and smooth operation. Its ABEC-1 precision class ensures consistent performance in demanding environments, making it ideal for space-constrained applications where weight and size are critical factors.

KC040CP0 Bearing Model Code Explained, Specifications & Naming Convention

Code Segment Technical Meaning
KC Reali-Slim® series thin section bearing
040 Bore diameter: 4 inches
C Cross-section: 0.187" (C-type)
P ABEC-1 precision class
0 Open design (no seals)

KC040CP0 Bearing Structural Features & Performance Benefits

Ultra-Thin Cross-Section Design: With a width of only 0.375" and optimized cross-section, this bearing provides maximum space savings while maintaining structural integrity, making it perfect for compact machinery designs.

High Load Capacity: Despite its slim profile, the KC040CP0 delivers impressive radial dynamic load rating of 1073 lbf and radial static load rating of 2100 lbf, ensuring reliable performance under substantial radial forces.

Precision Engineering: The ABEC-1 tolerance class guarantees consistent dimensional accuracy and running precision, while the brass cage ensures stable ball guidance and reduced friction at moderate speeds.

Material Excellence: Constructed from chrome steel for both rings and balls, this bearing offers superior hardness, wear resistance, and corrosion protection in standard operating environments.

Optimized Internal Clearance: With a radial internal clearance of 0.0000 – 0.0005 inches, the bearing provides precise fitment and optimal performance in various application conditions.

KC040CP0 Bearing Typical Application Areas

The KC040CP0 thin section bearing is particularly suited for applications where space optimization and weight reduction are critical:

  • Robotics and Automation Systems - Joints, actuators, and positioning mechanisms
  • Aerospace Components - Guidance systems, control mechanisms, and instrumentation
  • Medical Equipment - Imaging devices, surgical robots, and diagnostic machinery
  • Semiconductor Manufacturing - Wafer handling equipment and precision stages
  • Optical and Measurement Instruments - Rotary tables, scanning devices, and alignment systems
  • Packaging Machinery - Compact drive systems and conveyor mechanisms
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