KB020XP0
5/16" Constant Section Bearings
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Part No.
Part No.
KB020XP0
Basic Information
Bearing type
Ball
System of measurement
Inch
Thin section bearings type
Reali-Slim Open
Construction
Single Row
Weight
0.16 lbs
Tolerance class
ABEC-1
Seal type
Open
For load direction
Four Point Contact
Main Dimensions
Bore diameter
2"
Bore diameter tolerance
-0.0006"- 0"
Outside diameter
2.625"
Outside diameter tolerance
-0.0005"- 0"
Width
0.3125"
Width tolerance
+.000 –.005"
Inner Ring Dimensions
Shoulder diameter inner ring
2.231"
Outer Ring Dimensions
Outer ring small-side face inner diameter
2.393"
Performance
Temperature range
-30°C to 110 °C
Radial dynamic load rating
758 lbf
Radial static load rating
930 lbf
Axial dynamic load rating
1130 lbf
Axial static load rating
2340 lbf
Dynamic load moment
658 lbf
Static load moment
1080 lbf
Rated load moment
658 ft-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:
$ 50.12
/ each
In Stock
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KB020XP0 Bearing Product Overview & Core Advantages
The KB020XP0 is a Four Point Contact thin section bearing designed for applications requiring compact design and high load capacity within minimal cross-sections. This single row ball bearing excels at simultaneously supporting combined radial loads, axial loads in both directions, and moment loads, making it an ideal solution for space-constrained, high-precision machinery. Its ABEC-1 precision class and optimized internal geometry ensure reliable performance and smooth operation.
KB020XP0 Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning |
|---|---|
| KB | Manufacturer Series Designation for Reali-Slim® Bearings |
| 020 | Cross-Section Size Code (e.g., 0.125" radial section) |
| X | Bore Diameter Code (2" in this configuration) |
| P | Four Point Contact Design |
| 0 | Open (Unsealed) Construction |
KB020XP0 Bearing Structural Features & Performance Benefits
- Four Point Contact Design: Enables the bearing to handle combined radial and axial loads from any direction, along with significant moment loads (658 ft-lbf dynamic rating), effectively replacing more complex bearing arrangements.
- Thin Section Construction: With a minimal width of 0.3125", it provides maximum performance in a minimal envelope, crucial for compact machinery design and weight reduction.
- High Load Capacity: Manufactured from Chrome Steel rings and balls with a Brass cage, it offers a high dynamic load rating (758 lbf radial, 1130 lbf axial) for its compact size.
- Precision Performance: The ABEC-1 tolerance class and controlled radial internal clearance (0.0000 – 0.0005") ensure smooth, precise rotation with minimal runout, suitable for precision applications.
- Standard Lubrication: Comes pre-lubricated for immediate use, supporting a broad operating temperature range from -30°C to 110°C.
KB020XP0 Bearing Typical Application Areas
- Robotics: Joints, actuators, and rotary unions where space and weight are critical.
- Aerospace & Defense: Gimbals, control mechanisms, and sensor platforms.
- Medical Equipment: Surgical robots, imaging scanners, and precision instruments.
- Semiconductor Manufacturing: Wafer handling robots and precision stages.
- Optics & Instrumentation: Rotary tables, mirror mounts, and positioning devices.
