KB065XP0
5/16" Constant Section Bearings
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Basic Information
Main Dimensions
Inner Ring Dimensions
Outer Ring Dimensions
Performance
Materials
Environment & Compliance
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KB065XP0 Bearing Product Overview & Core Advantages
The KB065XP0 is a Four Point Contact Ball Bearing from the Reali-Slim Open Bearings series, engineered for applications demanding high load capacity in an ultra-thin cross-section design. This single row bearing is specifically designed to simultaneously handle significant combined radial and axial loads from any direction. Its compact thin-section construction provides an optimal solution for space-constrained, high-precision machinery requiring high rigidity and reliable performance.
KB065XP0 Bearing Model Code Explained, Specifications & Naming Convention
The model number KB065XP0 can be broken down as follows:
- KB: Indicates the Reali-Slim® series.
- 065: Represents the bore diameter in inches (6.5").
- XP: Denotes the specific thin-section cross-section and internal design optimized for high load capacity.
- 0: Specifies the radial internal clearance group.
Key specifications include an Open seal type, ABEC-1 precision class, and comes Lubricated from the factory for immediate operation.
KB065XP0 Bearing Structural Features & Performance Benefits
The bearing's performance is defined by its unique Four Point Contact design. The raceway geometry allows each ball to make contact at four points, enabling the single bearing to support combined loads and moment loads efficiently, often replacing more complex bearing arrangements. This results in exceptional load capacity for its thin 0.3125" width.
Constructed from Chrome Steel for both rings and balls, and featuring a durable Brass cage, it ensures long service life and stable operation. The specified radial internal clearance (0.0000 – 0.0005") is optimized for precision applications. The high static load ratings (Radial: 2760 lbf, Axial: 6910 lbf) underscore its capability to withstand heavy loads with minimal deflection, providing superior system rigidity.
KB065XP0 Bearing Typical Application Areas
The KB065XP0 is ideally suited for a wide range of industrial equipment where space and weight are critical constraints, and high load support is required. Common applications include:
- Robotics and automation systems (e.g., robotic arms, rotary joints)
- Aerospace and defense components (e.g., radar platforms, gimbals)
- Medical Equipment (e.g., CT scanners, surgical robots)
- Semiconductor Manufacturing Equipment
- Precision Rotary Tables and indexing systems
