KD250XP0

1/2" Constant Section Bearings

KD250XP0 1/2" Constant Section Bearings
KD250XP0 1/2" Constant Section Bearings

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Part No.
Part No. KD250XP0

Basic Information

Bearing type Ball
System of measurement Inch
Thin section bearings type Reali-Slim Open
Construction Single Row
Weight 4.79 lbs
Tolerance class ABEC-1
Seal type Open
For load direction Four Point Contact

Main Dimensions

Bore diameter 25"
Bore diameter tolerance -0.0018"– 0"
Outside diameter 26"
Outside diameter tolerance -0.0018"– 0"
Width 0.5"
Width tolerance +.000 –.010"

Inner Ring Dimensions

Shoulder diameter inner ring 25.37"

Outer Ring Dimensions

Outer ring small-side face inner diameter 25.63"

Performance

Temperature range -30°C to 110 °C
Radial dynamic load rating 6235 lbf
Radial static load rating 17440 lbf
Axial dynamic load rating 11180 lbf
Axial static load rating 43610 lbf
Dynamic load moment 59649 lbf
Static load moment 222400 lbf
Rated load moment 59 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: $ 1524.28 / each
In Stock

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KD250XP0 Bearing Product Overview & Core Advantages

The KD250XP0 is a high-performance thin-section four-point contact ball bearing designed for applications requiring exceptional space optimization and load handling capabilities. Engineered with inch system measurements, this single-row bearing excels in handling combined radial loads and axial loads in both directions simultaneously. Its compact cross-section (0.5" width) and four-point contact design provide maximum load capacity within minimal space, making it ideal for precision machinery where weight and space constraints are critical. Manufactured to ABEC-1 precision standards, it delivers reliable performance in demanding operational environments.

KD250XP0 Bearing Model Code Explained, Specifications & Naming Convention

Code Segment Technical Meaning Performance Benefit
KD250 Bore diameter designation (25") Standard inch bore size for compatibility
XP0 Cross-section series designation Ultra-thin section profile for space-constrained applications

KD250XP0 Bearing Structural Features & Performance Benefits

Four-Point Contact Design: Enables the bearing to handle combined radial and axial loads from any direction with a single bearing, simplifying system design and reducing component count.

Thin-Section Construction: With only 0.5" width and minimal cross-section, this bearing provides significant weight reduction and space savings while maintaining structural integrity.

Premium Material Composition: Chrome steel rings and balls with brass cage ensure high durability, smooth operation, and extended service life under demanding conditions.

High Load Capacity: Delivers exceptional dynamic load ratings (6,235 lbf radial, 11,180 lbf axial) and static load ratings (17,440 lbf radial, 43,610 lbf axial) despite its thin profile.

Precision Engineering: Manufactured to ABEC-1 tolerance class with controlled radial internal clearance (0.0000 - 0.0005") for consistent performance and accurate positioning.

KD250XP0 Bearing Typical Application Areas

  • Robotics and Automation Systems: Rotary joints, manipulator arms, and positioning tables
  • Aerospace Equipment: Guidance systems, radar platforms, and satellite mechanisms
  • Medical Imaging Devices: CT scanners, MRI components, and precision medical equipment
  • Semiconductor Manufacturing: Wafer handling robots, precision stages, and inspection equipment
  • Industrial Machinery: Rotary tables, indexing devices, and precision gearboxes
  • Defense Systems: Turret mechanisms, targeting systems, and surveillance platforms
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