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Constant Section (CS) Bearings KF045AR0
Constant Section (CS) Bearings KF045AR0

Constant Section (CS) Bearings KF045AR0

The KF045AR0 is a constant section bearing measuring 4.5″ by 6″ with a slim 0.75″ width, made from sturdy chrome steel. It handles angular contact loads and fits well in tight spaces due to its thin design.

This bearing supports dynamic radial loads up to 3966 lbf and static thrust loads up to 9050 lbf, making it suitable for demanding applications. Its 30° contact angle ensures smooth operation under combined loads.

The open design allows easy lubrication, while the brass cage enhances durability. It operates reliably in temperatures ranging from -30°C to 110°C.

Ideal for precision equipment like robotics or medical devices where space is limited. Compliant with RoHS standards, it’s a practical choice for replacements, interchangeable with KAYDON bearings. Weighing 2.14 lbs, it balances strength and lightweight performance.

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Product Parameters

  • Part Number KF045AR0
  • 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 6"
  • Outer Dia Tolerance -0.0008"– 0"
  • Width 0.75"
  • Width Tolerance +.000 –.005"
  • Thin Section Bearings Type Reali-Slim Open Bearings
  • Series KF 3/4" x 3/4"
  • Tolerance Class ABEC-1
  • Radial Clearance 0.0000 – 0.0005"
  • Contact Angle 30°
  • External Diameter On Inner Ring 5.055"
  • Internal Diameter On Outer Ring (Small Side Face) 5.445"
  • Internal Diameter On Outer Ring (Large Side Face) 5.615"
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Brass
  • Dynamic Radial Load 3966 lbf
  • Static Radial Load 7090 lbf
  • Static Thrust Load 9050 lbf
  • Static Moment 20460 lbf
  • Temperature Range -30°C to 110 °C
  • ISO Radial 7134 lbf
  • Lubrication Lubricated
  • RoHS Compliant
  • Weight 2.14 lbs
  • price($) 152.98

Features

Core Advantages of KF045AR0 Bearing

KF045AR0 Bearing features a 30° contact angle, optimising load distribution for angular contact applications.
Its chrome steel construction ensures durability and resistance to wear under heavy loads.

The brass cage maintains ball alignment, reducing friction and extending operational life.
With a static radial load capacity of 7090 lbf, it handles demanding conditions reliably.

KF045AR0 Bearing operates smoothly within a temperature range of -30°C to 110°C.
Its ABEC-1 tolerance class ensures consistent performance in precision applications.

Application

Key Fields for KF045AR0 Bearing
KF045AR0 Bearing is commonly used in industrial automation, particularly in robotic arms and precision machinery where its thin section design saves space without compromising strength. The open seal type allows for easy lubrication, extending its service life in continuous operation.

In aerospace applications, KF045AR0 Bearing handles angular contact loads effectively, making it suitable for control systems and actuator mechanisms. Its ABEC-1 tolerance ensures reliable performance even under varying operational conditions.

For medical imaging devices, KF045AR0 Bearing’s chrome steel construction provides stability and low friction, essential for smooth, quiet operation. The brass cage further enhances durability, making it a dependable choice for high-precision equipment.

KF045AR0 Bearing also finds use in consumer electronics, such as high-end printers, where its compact size and reliable load handling improve device longevity. The inch sizing makes it compatible with a variety of North American and international components.

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