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Constant Section (CS) Bearings KB140AR0
Constant Section (CS) Bearings KB140AR0

Constant Section (CS) Bearings KB140AR0

The KB140AR0 is a slim, angular contact ball bearing measuring 14″ in bore and 14.625″ in outer diameter, with a width of just 0.3125″. Made from chrome steel with a brass cage, it’s built for durability and smooth operation.

This bearing handles radial loads up to 1767 lbf and static thrust loads of 4670 lbf, making it suitable for precise angular contact applications. Its open design allows for easy lubrication and maintenance.

With a 30° contact angle and ABEC-1 tolerance, it offers reliable performance in moderate-speed applications. The thin section design saves space without sacrificing strength.

Ideal for use in robotics, medical equipment, or aerospace components where slim profiles and precise movement are needed. It operates in temperatures from -30°C to 110°C and is RoHS compliant. Weighing only 0.98 lbs, it’s lightweight yet robust.

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Product Parameters

  • Part Number KB140AR0
  • Brand TFL
  • Interchangeable KAYDON
  • System of Measurement Inch
  • Bearing Type Ball
  • For Load Direction Angular Contact
  • Construction Single Row
  • Seal Type Open
  • Bore Dia 14"
  • Bore Dia Tolerance -0.0014"– 0"
  • Outer Dia 14.625"
  • Outer Dia Tolerance -0.0014"– 0"
  • Width 0.3125"
  • Width Tolerance +.000 –.010"
  • 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"
  • Contact Angle 30°
  • External Diameter On Inner Ring 14.231"
  • Internal Diameter On Outer Ring (Small Side Face) 14.393"
  • Internal Diameter On Outer Ring (Large Side Face) 14.439"
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Brass
  • Dynamic Radial Load 1767 lbf
  • Static Radial Load 6760 lbf
  • Static Thrust Load 4670 lbf
  • Static Moment 19500 lbf
  • Temperature Range -30°C to 110 °C
  • ISO Radial 3005 lbf
  • Lubrication Lubricated
  • RoHS Compliant
  • Weight 0.98 lbs
  • price($) 924.96

Features

How Does KB140AR0 Bearing Handle Angular Contact Loads?

KB140AR0 Bearing features a 30° contact angle, optimised for angular contact applications.

Its chrome steel construction ensures durability and reliable performance under radial and thrust loads.

The brass cage maintains ball alignment, reducing friction and wear.

With a static radial load capacity of 6760 lbf, it handles demanding conditions effectively.

Application

Key Fields for KB140AR0 Bearing
KB140AR0 Bearing is commonly used in robotics, especially for joints requiring precise angular movement. Its thin-section design saves space while maintaining load capacity, ideal for compact robotic arms.

In aerospace applications, KB140AR0 Bearing handles moderate radial and thrust loads in control systems. The 30° contact angle provides stability during directional changes, crucial for flight components.

For medical imaging devices, KB140AR0 Bearing’s brass cage reduces friction during slow, precise rotations. The ABEC-1 tolerance ensures smooth operation in sensitive equipment like CT scanner gantries.

Industrial Uses of KB140AR0 Bearing
KB140AR0 Bearing fits well in packaging machinery where slim profiles are needed for conveyor rollers. The chrome steel construction withstands continuous operation without significant wear.

In semiconductor manufacturing, KB140AR0 Bearing supports wafer handling arms due to its minimal deflection. The inch sizing simplifies integration with US-made equipment.

What Makes KB140AR0 Bearing a Preferred Choice?
KB140AR0 Bearing works efficiently in telescope mounts where low friction is vital for smooth tracking. Its open design allows easy relubrication during maintenance cycles.

For stage lighting equipment, KB140AR0 Bearing enables quiet pan-and-tilt movements. The temperature range suits both indoor venues and outdoor events.

Built for Heavy-Duty Use: KB140AR0 Bearing
KB140AR0 Bearing handles moment loads in industrial turntables up to 19,500 lbf. The single-row design simplifies installation while maintaining performance.

In textile machinery, KB140AR0 Bearing supports spindles requiring both radial and axial load capacity. The 5/16″ cross-section fits neatly into existing machine frames.

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