KA030CP4

1/4" Constant Section Bearings

KA030CP4 1/4" Constant Section Bearings
KA030CP4 1/4" Constant Section Bearings

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Part No.
Part No. KA030CP4

Basic Information

Bearing type Ball
System of measurement Inch
Thin section bearings type Reali-Slim Open
Construction Single Row
Weight 0.15 lbs
Tolerance class ABEC 5F
ISO radial rating 1166 lbf
Seal type Open
For load direction Radial

Main Dimensions

Bore diameter 3"
Bore diameter tolerance -0.0006"–0"
Outside diameter 3.5"
Outside diameter tolerance -0.0006"–0"
Width 0.25"
Width tolerance +.000 –.005"

Inner Ring Dimensions

Shoulder diameter inner ring 3.186"

Outer Ring Dimensions

Outer ring small-side face inner diameter 3.314"

Performance

Temperature range -30°C to 110 °C
Radial dynamic load rating 487 lbf
Radial static load rating 990 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: $ 41.89 / each
In Stock

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KA030CP4 Bearing Product Overview & Core Advantages

The KA030CP4 is a high-precision thin section bearing designed for applications demanding space optimization without compromising performance. As a Reali-Slim Open Bearing with a single row construction, it excels in handling radial loads efficiently within compact envelopes. Manufactured to ABEC 5F tolerance standards, it ensures exceptional running accuracy and reliability, making it ideal for precision mechanisms where dimensional constraints and weight savings are critical.

KA030CP4 Bearing Model Code Explained, Specifications & Naming Convention

Code Segment Technical Meaning
KA Indicates Reali-Slim® series thin section bearing
030 Cross-section size designation (3" bore, 0.25" width)
C Radial internal clearance specification
P4 Precision class equivalent to ABEC 5F

KA030CP4 Bearing Structural Features & Performance Benefits

Optimized Thin-Section Design: With a consistent 0.25" cross-section across increasing diameters, this bearing provides maximum space savings while maintaining structural integrity. The brass cage ensures smooth operation at moderate speeds and excellent dimensional stability.

High Precision Performance: Manufactured to ABEC 5F tolerances with bore and outside diameter tolerances of -0.0006" to 0", this bearing delivers exceptional running accuracy and minimal vibration for precision applications.

Robust Load Capacity: Despite its slim profile, the bearing offers substantial radial dynamic load rating of 487 lbf and radial static load rating of 990 lbf, supported by chrome steel construction throughout.

Wide Temperature Compatibility: The standard lubrication and material selection enable reliable operation across a temperature range of -30°C to 110°C, suitable for various industrial environments.

KA030CP4 Bearing Typical Application Areas

  • Robotics and Automation: Joint bearings in robotic arms and precision positioning systems
  • Aerospace Systems: Guidance mechanisms, control surface actuators, and instrument mounts
  • Medical Equipment: Imaging devices, surgical robots, and diagnostic instruments requiring compact, precise motion control
  • Semiconductor Manufacturing: Wafer handling equipment and precision positioning stages
  • Optical Systems: Rotary stages for mirrors, lenses, and precision optical components
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