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Constant Section (CS) Bearings KD045AR0
Constant Section (CS) Bearings KD045AR0

Constant Section (CS) Bearings KD045AR0

The KD045AR0 is a slim, angular contact ball bearing measuring 4.5″ by 5.5″ with a width of just 0.5″. Made from chrome steel, it’s designed for angular loads and offers a 30° contact angle for smooth operation.

It handles radial loads up to 1931 lbf and static thrust loads of 4570 lbf, making it suitable for precise applications. The brass cage ensures durability, while the open design allows easy lubrication.

This bearing fits well in tight spaces due to its thin section design. It’s interchangeable with KAYDON bearings, ideal for machinery requiring compact yet robust components.

With a temperature range of -30°C to 110°C, it’s reliable in various environments. Compliant with RoHS standards, it’s a practical choice for industrial and mechanical uses.

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Product Parameters

  • Part Number KD045AR0
  • Brand TFL
  • Interchangeable KAYDON
  • System of Measurement Inch
  • Bearing Type Ball
  • For Load Direction Angular Contact
  • Construction Single Row
  • Seal Type Open
  • Bore Dia 4.5"
  • Bore Dia Tolerance -0.0008" – 0"
  • Outer Dia 5.5"
  • Outer Dia Tolerance -0.0008" – 0"
  • Width 0.5"
  • Width Tolerance +.000 –.005"
  • Thin Section Bearings Type Reali-Slim Open Bearings
  • Series KD 1/2" x 1/2"
  • Tolerance Class ABEC-1
  • Radial Clearance 0.0000 – 0.0005"
  • Contact Angle 30°
  • External Diameter On Inner Ring 4.870"
  • Internal Diameter On Outer Ring (Small Side Face) 5.130"
  • Internal Diameter On Outer Ring (Large Side Face) 5.241"
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Brass
  • Dynamic Radial Load 1931 lbf
  • Static Radial Load 3950 lbf
  • Static Thrust Load 4570 lbf
  • Static Moment 11400 lbf
  • Temperature Range -30°C to 110 °C
  • ISO Radial 3861 lbf
  • Lubrication Lubricated
  • RoHS Compliant
  • Weight 0.88 lbs
  • price($) 130.17

Features

How Does KD045AR0 Bearing Handle Angular Contact Loads?

KD045AR0 Bearing features a 30° contact angle, optimising its performance for angular contact applications.
The chrome steel rings and balls ensure durability under dynamic radial loads up to 1931 lbf.

Its brass cage maintains ball alignment, reducing friction and extending service life.
With a static thrust load capacity of 4570 lbf, it handles demanding conditions reliably.

KD045AR0 Bearing operates smoothly within a temperature range of -30°C to 110°C.
The ABEC-1 tolerance class ensures consistent performance for precision applications.

Application

Key Fields for KD045AR0 Bearing
KD045AR0 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 helps manage both radial and axial loads efficiently.

In aerospace applications, KD045AR0 Bearing provides reliable performance in control systems and actuators, thanks to its ABEC-1 tolerance and chrome steel construction. Its lightweight brass cage ensures smooth operation even under high-speed conditions.

For medical imaging devices, KD045AR0 Bearing’s precise dimensions and low friction make it ideal for components requiring quiet and accurate movement. The open seal design allows for easy lubrication, extending service life in critical environments.

KD045AR0 Bearing also fits well in consumer electronics, such as high-end turntables or camera gimbals, where its slim profile and durability enhance device performance. The inch sizing ensures compatibility with various North American equipment standards.

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