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Constant Section (CS) Bearings KA047AR0
Constant Section (CS) Bearings KA047AR0

Constant Section (CS) Bearings KA047AR0

The KA047AR0 is a slim, angular contact ball bearing measuring 4.75″×5.25″×0.25″, made from durable chrome steel with a brass cage. It handles radial loads up to 657 lbf and static thrust loads of 1640 lbf, suitable for moderate-speed applications.

Its open design allows easy lubrication, while the 30° contact angle provides stable performance under angular loads. The bearing operates smoothly in temperatures from -30°C to 110°C.

This model is interchangeable with KAYDON bearings, making it a practical choice for replacements. Ideal for precision equipment like robotics or medical devices where space is limited.

Weighing just 0.22 lbs, it’s lightweight yet robust for its thin profile. Compliant with RoHS standards for safe use.

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Product Parameters

  • Part Number KA047AR0
  • Brand TFL
  • Interchangeable KAYDON
  • System of Measurement Inch
  • Bearing Type Ball
  • For Load Direction Angular Contact
  • Construction Single Row
  • Seal Type Open
  • Bore Dia 4.75"
  • Bore Dia Tolerance -0.0010"– 0"
  • Outer Dia 5.25"
  • Outer Dia Tolerance -0.0008"– 0"
  • Width 0.25"
  • Width Tolerance +.000 –.005"
  • Thin Section Bearings Type Reali-Slim Open Bearings
  • Series KA 1/4" x 1/4"
  • Tolerance Class ABEC-1
  • Radial Clearance 0.0000 – 0.0005"
  • Contact Angle 30°
  • External Diameter On Inner Ring 4.936"
  • Internal Diameter On Outer Ring (Small Side Face) 5.064"
  • Internal Diameter On Outer Ring (Large Side Face) 5.115"
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Brass
  • Dynamic Radial Load 657 lbf
  • Static Radial Load 1750 lbf
  • Static Thrust Load 1640 lbf
  • Static Moment 5060 lbf
  • Temperature Range -30°C to 110 °C
  • ISO Radial 1437 lbf
  • Lubrication Lubricated
  • RoHS Compliant
  • Weight 0.22 lbs
  • price($) 112.91

Features

Performance Features of KA047AR0 Bearing

KA047AR0 Bearing is designed with a 30° contact angle, optimising load distribution for angular contact applications.
Its chrome steel rings and balls provide reliable strength, handling dynamic radial loads up to 657 lbf.

The brass cage ensures smooth operation, keeping the balls aligned even under stress.
With ABEC-1 tolerance, KA047AR0 Bearing offers consistent precision in various conditions.

Its thin-section design saves space while maintaining performance in compact assemblies.
The open seal type allows for easy lubrication, extending the bearing’s service life.

Application

Key Fields for KA047AR0 Bearing
KA047AR0 Bearing is commonly used in industrial automation, particularly in robotic arms and precision machinery where its thin section design saves space without compromising performance. The angular contact design handles both radial and axial loads efficiently.

In aerospace applications, KA047AR0 Bearing’s lightweight construction and ABEC-1 tolerance make it suitable for control systems and instrumentation. Its brass cage ensures smooth operation even under varying temperatures.

For medical imaging devices, KA047AR0 Bearing provides reliable support due to its chrome steel rings and consistent radial clearance. The open seal type allows for easy lubrication, extending service life in high-use environments.

Automotive steering systems benefit from KA047AR0 Bearing’s ability to manage moment loads while maintaining compact dimensions. Its inch sizing ensures compatibility with many North American vehicle designs.

In consumer electronics like high-end printers, KA047AR0 Bearing’s precision engineering ensures quiet and smooth operation. The 30° contact angle helps reduce friction, enhancing overall device performance.

Q&A

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