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Constant Section (CS) Bearings KB070AR0
Constant Section (CS) Bearings KB070AR0

Constant Section (CS) Bearings KB070AR0

The KB070AR0 is a slim, angular contact ball bearing with a 7-inch bore and 7.625-inch outer diameter, crafted from durable chrome steel. It handles radial loads up to 1184 lbf and static thrust loads up to 2980 lbf, making it a sturdy choice for various applications.

Its open design and brass cage ensure smooth operation, while the 30° contact angle provides stability under angular loads. The bearing works efficiently in temperatures ranging from -30°C to 110°C.

This model is interchangeable with KAYDON bearings, offering a reliable replacement option. Ideal for machinery requiring slim, high-performance bearings, such as robotics or precision equipment.

Weighing just 0.5 lbs, it’s lightweight yet robust, and compliant with RoHS standards for safe use.

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Product Parameters

  • Part Number KB070AR0
  • 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"
  • Bore Dia Tolerance -0.0010"– 0"
  • Outer Dia 7.625"
  • Outer Dia Tolerance -0.0012"– 0"
  • Width 0.3125"
  • Width Tolerance +.000 –.005"
  • Thin Section Bearings Type Reali-Slim Open Bearings
  • Series KB 5/16" x 5/16"
  • Tolerance Class ABEC-1
  • Radial Clearance 0.0000 – 0.0005"
  • Contact Angle 30°
  • External Diameter On Inner Ring 7.231"
  • Internal Diameter On Outer Ring (Small Side Face) 7.393"
  • Internal Diameter On Outer Ring (Large Side Face) 7.456"
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Brass
  • Dynamic Radial Load 1184 lbf
  • Static Radial Load 3450 lbf
  • Static Thrust Load 2980 lbf
  • Static Moment 9960 lbf
  • Temperature Range -30°C to 110 °C
  • ISO Radial 2347 lbf
  • Lubrication Lubricated
  • RoHS Compliant
  • Weight 0.5 lbs
  • price($) 190.99

Features

Performance Features of KB070AR0 Bearing

KB070AR0 Bearing is designed with a 30° contact angle, optimising load distribution for angular contact applications.
Its chrome steel construction ensures durability and resistance to wear under dynamic radial loads up to 1184 lbf.
The brass cage maintains ball alignment, enhancing smooth operation and reducing friction.
With a temperature range of -30°C to 110°C, it performs reliably in various environments.

How Is KB070AR0 Bearing Engineered for Reliability?

KB070AR0 Bearing features a single-row design with precise ABEC-1 tolerances for consistent performance.
The chrome steel rings and balls provide strength, while the brass cage ensures quiet and efficient operation.
Its static radial load capacity of 3450 lbf makes it suitable for demanding applications.
The open seal type allows for easy lubrication, extending its service life.

Designed for Durability: KB070AR0 Bearing

KB070AR0 Bearing’s thin-section design saves space without compromising on load capacity.
The chrome steel construction resists wear, and the brass cage minimises friction for smoother operation.
With a static thrust load rating of 2980 lbf, it handles angular contact loads effectively.
Its wide temperature range ensures performance in both cold and moderately hot conditions.

Steel vs Ceramic Bearings: Strengths of KB070AR0 Bearing

KB070AR0 Bearing uses chrome steel for its rings and balls, offering a balance of strength and affordability.
The brass cage provides stability, making it a reliable choice for angular contact applications.
With a static moment rating of 9960 lbf, it excels in handling combined loads.
Its inch-based measurements make it compatible with systems requiring imperial sizing.

Why Choose KB070AR0 Bearing for Precision Tasks?

KB070AR0 Bearing’s ABEC-1 tolerance ensures precise performance in angular contact applications.
The chrome steel components resist wear, while the brass cage reduces noise and vibration.
Its dynamic radial load capacity of 1184 lbf suits various industrial uses.
The open design allows for easy maintenance, ensuring long-term reliability.

Application

Key Fields for KB070AR0 Bearing
KB070AR0 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, KB070AR0 Bearing’s lightweight construction and high precision make it suitable for control systems and instrumentation. Its ABEC-1 tolerance ensures reliable operation in critical environments.

For medical imaging devices, KB070AR0 Bearing provides smooth rotation and stability, essential for accurate diagnostics. The chrome steel rings and brass cage offer durability and resistance to wear in continuous use.

KB070AR0 Bearing is also found in optical equipment, where its minimal deflection and precise movement are crucial. The open seal design allows for easy lubrication, maintaining performance over time.

Q&A

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