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Constant Section (CS) Bearings KF120AR0
Constant Section (CS) Bearings KF120AR0

Constant Section (CS) Bearings KF120AR0

The KF120AR0 is a constant section bearing measuring 12″×13.5″×0.75″, made from durable chrome steel with a brass cage. It handles angular contact loads and is designed for smooth operation in thin-section applications.

With a 30° contact angle, it supports radial loads up to 6487 lbf and static thrust loads up to 16290 lbf. Its open design allows for easy lubrication and maintenance, suitable for temperatures from -30°C to 110°C.

This bearing is interchangeable with KAYDON models, making it a versatile choice for replacements. Ideal for machinery requiring precise angular contact performance, such as robotics or medical equipment.

Weighing 5.2 lbs, it’s lightweight yet robust for its size. Compliant with RoHS standards for safe use.

The KF120AR0 features a slim 0.75″ width, making it perfect for space-constrained applications. Its ABEC-1 tolerance ensures reliable performance without excessive precision requirements.

The brass cage reduces friction and wear, enhancing longevity. It’s lubricated for smooth operation right out of the box.

Suitable for moderate-speed applications where angular contact is needed, such as turntables or conveyor systems. Its chrome steel construction resists wear in demanding environments.

This bearing’s 12″ bore and 13.5″ outer diameter provide a balanced design for handling combined loads. The open seal type simplifies inspection and relubrication.

Static moment capacity of 49380 lbf makes it sturdy for applications with tilting forces. The 30° contact angle optimises load distribution.

A great fit for industrial equipment where space and weight are critical factors. Its Reali-Slim design ensures compatibility with thin-section frameworks.

The KF120AR0’s chrome steel balls and rings offer durability under radial and thrust loads. Its inch measurements make it easy to integrate into existing systems.

With a radial clearance of 0.0000 – 0.0005″, it operates smoothly without excessive play. The brass cage dampens vibration for quieter performance.

Ideal for applications like packaging machinery or aerospace components. Its compliance with RoHS standards ensures environmental safety.

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Product Parameters

  • Part Number KF120AR0
  • Brand TFL
  • Interchangeable KAYDON
  • System of Measurement Inch
  • Bearing Type Ball
  • For Load Direction Angular Contact
  • Construction Single Row
  • Seal Type Open
  • Bore Dia 12"
  • Bore Dia Tolerance -0.0014"– 0"
  • Outer Dia 13.5"
  • Outer Dia Tolerance -0.0014"– 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 12.555"
  • Internal Diameter On Outer Ring (Small Side Face) 12.945"
  • Internal Diameter On Outer Ring (Large Side Face) 13.104"
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Brass
  • Dynamic Radial Load 6487 lbf
  • Static Radial Load 17100 lbf
  • Static Thrust Load 16290 lbf
  • Static Moment 49380 lbf
  • Temperature Range -30°C to 110 °C
  • ISO Radial 9969 lbf
  • Lubrication Lubricated
  • RoHS Compliant
  • Weight 5.2 lbs
  • price($) 295.28

Features

How Does KF120AR0 Bearing Handle Angular Contact Loads?

KF120AR0 Bearing features a 30° contact angle, optimised for angular contact applications.
Its chrome steel rings and balls ensure strong resistance to both radial and thrust loads.
With a dynamic radial load capacity of 6487 lbf, it delivers reliable performance in various conditions.
The brass cage maintains ball alignment, reducing friction and extending operational life.

Why Choose KF120AR0 Bearing for Precision Tasks?

KF120AR0 Bearing is designed with ABEC-1 tolerance, ensuring precise operation in demanding applications.
Its thin-section construction saves space while maintaining high load capacity.
The open seal type allows for easy lubrication, enhancing long-term performance.
With a temperature range of -30°C to 110°C, it adapts to diverse working environments.

Engineered for Reliability: KF120AR0 Bearing

KF120AR0 Bearing’s chrome steel construction provides durability and resistance to wear.
Its static radial load capacity reaches 17100 lbf, making it suitable for heavy-duty use.
The brass cage ensures smooth operation by keeping the balls properly aligned.
This bearing is lubricated for reduced maintenance and extended service life.

Built for Durability: KF120AR0 Bearing

KF120AR0 Bearing withstands high static moment loads up to 49380 lbf.
Its precision-engineered design ensures consistent performance under various conditions.
The thin-section profile makes it ideal for space-constrained applications.
With a weight of 5.2 lbs, it balances strength and ease of handling.

What Makes KF120AR0 Bearing Suitable for High-Temperature Applications?

KF120AR0 Bearing operates reliably in temperatures ranging from -30°C to 110°C.
Its chrome steel components maintain structural integrity under thermal stress.
The open design allows for efficient heat dissipation during operation.
This bearing is RoHS compliant, meeting environmental and safety standards.

Application

Key Fields for KF120AR0 Bearing
KF120AR0 Bearing is widely used in industrial automation, particularly in robotic arms and precision machinery, where its angular contact design ensures smooth motion control. The open seal type allows for easy lubrication, extending its service life in demanding environments.

In aerospace applications, KF120AR0 Bearing provides reliable performance in control systems and actuators, thanks to its chrome steel construction. Its thin section design saves space without compromising load capacity, making it ideal for compact installations.

For medical imaging devices, KF120AR0 Bearing’s brass cage reduces friction, ensuring quiet operation essential for sensitive equipment. The ABEC-1 tolerance class guarantees consistent precision, crucial for diagnostic accuracy.

In packaging machinery, KF120AR0 Bearing handles high-speed rotations with ease, maintaining stability under dynamic radial loads. Its inch sizing makes it compatible with a variety of North American industrial equipment.

KF120AR0 Bearing is also found in semiconductor manufacturing tools, where its temperature resistance ensures reliability in controlled environments. The 30° contact angle optimises load distribution, reducing wear over time.

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