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Constant Section (CS) Bearings KB040XP0
Constant Section (CS) Bearings KB040XP0

Constant Section (CS) Bearings KB040XP0

The KB040XP0 is a thin-section ball bearing measuring 4″ in bore and 4.625″ in outer diameter, with a slim width of just 0.3125″. Made from chrome steel, it’s designed for four-point contact and handles radial loads up to 1091 lbf.

Its open design and brass cage ensure smooth operation, while the ABEC-1 tolerance class offers reliable precision. The bearing can manage thrust loads up to 4370 lbf and moment loads of 3770 lbf.

This model is interchangeable with KAYDON bearings, making it a practical choice for replacements. Ideal for applications requiring slim profiles, such as robotics or aerospace components.

Weighing only 0.3 lbs, it’s lightweight yet durable. It operates well in temperatures from -30°C to 110°C and comes pre-lubricated for easy use. Compliant with RoHS standards for safety.

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Product Parameters

  • Part Number KB040XP0
  • Brand TFL
  • Interchangeable KAYDON
  • System of Measurement Inch
  • Bearing Type Ball
  • For Load Direction Four Point Contact
  • Construction Single Row
  • Seal Type Open
  • Bore Dia 4"
  • Bore Dia Tolerance -0.0008"- 0"
  • Outer Dia 4.625"
  • Outer Dia Tolerance -0.0006"- 0"
  • Width 0.3125"
  • Width Tolerance +.000 –.005"
  • Thin Section Bearings Type Reali-Slim Open Bearings
  • Series KB 5/16" x 5/16"
  • Tolerance Class ABEC-1
  • Radial Clearance 0.0000 – 0.0005"
  • External Diameter On Inner Ring 4.231"
  • Internal Diameter On Outer Ring (Small Side Face) 4.393"
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Brass
  • Dynamic Radial Load 1091 lbf
  • Static Radial Load 1750 lbf
  • Static Thrust Load 4370 lbf
  • Static Moment 3770 lbf
  • Temperature Range -30°C to 110 °C
  • Moment Load Rating 1 lbf
  • Dynamic Thrust Load 1720 lbf
  • Lubrication Lubricated
  • RoHS Compliant
  • Weight 0.3 lbs
  • price($) 95.09

Features

Performance Features of KB040XP0 Bearing

KB040XP0 Bearing is built with chrome steel rings and balls, offering strong resistance to various loads.
Its dynamic radial load capacity reaches 1091 lbf, ensuring reliable performance in demanding applications.
The brass cage maintains proper ball alignment, reducing friction and extending service life.
With a width of just 0.3125″, it provides a compact solution for space-constrained installations.

How Does KB040XP0 Bearing Reduce Friction?

KB040XP0 Bearing’s precision-engineered design minimises friction through its four-point contact configuration.
The brass cage ensures smooth ball movement, contributing to efficient operation.
Its chrome steel construction further enhances durability while maintaining low friction levels.
This combination makes it suitable for applications where smooth rotation is essential.

Engineered for Precision: KB040XP0 Bearing

KB040XP0 Bearing meets ABEC-1 tolerance standards, delivering consistent performance in precision applications.
Its thin-section design at 0.3125″ width allows for space-saving installations without compromising strength.
The bearing maintains tight radial clearance between 0.0000 – 0.0005″ for accurate operation.
This precision makes it ideal for equipment requiring reliable rotational accuracy.

Application

Industrial Uses of KB040XP0 Bearing
KB040XP0 Bearing is commonly used in robotics and automation systems, where its thin-section design saves space without compromising load capacity. The four-point contact ensures smooth rotation in robotic arms and precision machinery.

Where Is KB040XP0 Bearing Used?
You’ll often find KB040XP0 Bearing in medical imaging devices, where its low-profile construction fits into compact spaces. The chrome steel rings and brass cage provide reliable performance in high-precision applications.

Built for Heavy-Duty Use: KB040XP0 Bearing
KB040XP0 Bearing handles radial and thrust loads efficiently, making it suitable for industrial gearboxes. Its ABEC-1 tolerance ensures consistent performance in demanding environments.

Automotive vs Aerospace: Applications of KB040XP0 Bearing
In automotive steering systems, KB040XP0 Bearing offers precise control due to its four-point contact design. For aerospace applications, its lightweight construction is ideal for reducing overall component weight.

Perfect Fit for Automation: KB040XP0 Bearing
KB040XP0 Bearing works well in 3D printers, where its slim profile and smooth operation enhance print accuracy. The open seal design allows for easy lubrication maintenance.

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