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Constant Section (CS) Bearings KF075AR0

Constant Section (CS) Bearings KF075AR0

The KF075AR0 is a slim, angular contact ball bearing measuring 7.5″×9″×0.75″, made from durable chrome steel with a brass cage. It handles radial loads up to 5052 lbf and static thrust loads up to 12130 lbf, suitable for moderate-speed applications.

Its open design allows easy lubrication, while the 30° contact angle provides stable performance under combined 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 robotics, medical equipment, or aerospace applications where slim profiles and precise movement are needed.

Weighing 3.39 lbs, it’s lightweight yet robust for its size. Compliant with RoHS standards for safe use.

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Product Parameters

  • Part Number KF075AR0
  • Brand TFL
  • Interchangeable KAYDON
  • System of Measurement Inch
  • Bearing Type Ball
  • For Load Direction Angular Contact
  • Construction Single Row
  • Seal Type Open
  • Bore Dia 7.5"
  • Bore Dia Tolerance -0.0012"– 0"
  • Outer Dia 9"
  • Outer Dia Tolerance -0.0012"– 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 8.055"
  • Internal Diameter On Outer Ring (Small Side Face) 8.445"
  • Internal Diameter On Outer Ring (Large Side Face) 8.610"
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Brass
  • Dynamic Radial Load 5052 lbf
  • Static Radial Load 11000 lbf
  • Static Thrust Load 12130 lbf
  • Static Moment 31740 lbf
  • Temperature Range -30°C to 110 °C
  • ISO Radial 8432 lbf
  • Lubrication Lubricated
  • RoHS Compliant
  • Weight 3.39 lbs
  • price（$） 222.42
Constant Section (CS) Bearings KF075AR0 dimension drawing
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Features

How Does KF075AR0 Bearing Handle Angular Contact Loads?

KF075AR0 Bearing features a 30° contact angle, optimised for angular contact loads and smooth operation.
The chrome steel construction ensures strength and durability under static thrust loads up to 12130 lbf.

Its brass cage maintains ball alignment, reducing friction and extending service life.
With ABEC-1 tolerance, KF075AR0 Bearing offers reliable precision in various applications.

The open design allows easy lubrication, enhancing performance in demanding conditions.
KF075AR0 Bearing operates efficiently within a temperature range of -30°C to 110°C.

Application

Industrial Uses of KF075AR0 Bearing
KF075AR0 Bearing is commonly used in industrial machinery where space constraints are a concern, thanks to its slim design and inch measurements. Its angular contact design makes it suitable for applications requiring precise radial and axial load handling.

In automation systems, KF075AR0 Bearing supports robotic arms and CNC machines, ensuring smooth movement with minimal friction. The brass cage adds durability, making it reliable for continuous operation in demanding environments.

For aerospace applications, KF075AR0 Bearing’s chrome steel construction provides strength and stability in components like control systems. Its ABEC-1 tolerance ensures consistent performance even under varying loads and temperatures.

Medical imaging devices also benefit from KF075AR0 Bearing’s precision, where its open design allows for easy maintenance. The 30° contact angle helps reduce vibration, improving accuracy in sensitive equipment.

Q&A

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