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Constant Section (CS) Bearings KG300AR0

Constant Section (CS) Bearings KG300AR0

The KG300AR0 is a constant section bearing with a slim 1″ width and large 30″ bore, designed for angular contact loads. Made from chrome steel with a brass cage, it handles radial loads up to 16687 lbf and operates smoothly in temperatures from -30°C to 110°C.

Its open design allows easy lubrication, while the 30° contact angle ensures stable performance under combined loads. The bearing is interchangeable with KAYDON models, making it a versatile choice for replacements.

Ideal for applications requiring precise motion control, such as robotics or medical equipment. Weighing 22.5 lbs, it’s robust yet lightweight for its size, complying with RoHS standards for safe use.

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Product Parameters

  • Part Number KG300AR0
  • Brand TFL
  • Interchangeable KAYDON
  • System of Measurement Inch
  • Bearing Type Ball
  • For Load Direction Angular Contact
  • Construction Single Row
  • Seal Type Open
  • Bore Dia 30"
  • Bore Dia Tolerance -0.0018"– 0"
  • Outer Dia 32"
  • Outer Dia Tolerance -0.0018"– 0"
  • Width 1"
  • Width Tolerance +.000 –.010"
  • Thin Section Bearings Type Reali-Slim Open Bearings
  • Series KG 1" x 1"
  • Tolerance Class ABEC-1
  • Radial Clearance 0.0000 – 0.0005"
  • Contact Angle 30°
  • External Diameter On Inner Ring 30.742"
  • Internal Diameter On Outer Ring (Small Side Face) 31.258"
  • Internal Diameter On Outer Ring (Large Side Face) 31.451"
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Brass
  • Dynamic Radial Load 16687 lbf
  • Static Radial Load 58760 lbf
  • Static Thrust Load 46020 lbf
  • Static Moment 169600 lbf
  • Temperature Range -30°C to 110 °C
  • ISO Radial 20480 lbf
  • Lubrication Lubricated
  • RoHS Compliant
  • Weight 22.5 lbs
  • price（$） 1940.06
Constant Section (CS) Bearings KG300AR0 dimension drawing
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Features

How Does KG300AR0 Bearing Handle Angular Contact Loads?

KG300AR0 Bearing features a 30° contact angle, optimised for angular contact applications.
Its chrome steel rings and balls provide strong resistance to both radial and thrust loads.
The brass cage ensures smooth operation, reducing friction and wear.
With a static radial load capacity of 58760 lbf, it delivers reliable performance in demanding conditions.

Application

Industrial Uses of KG300AR0 Bearing
KG300AR0 Bearing is commonly used in large industrial machinery, such as rotary tables and indexing devices, where its angular contact design handles combined loads effectively. The open seal type allows for easy lubrication, ensuring long service life in demanding environments.

Where Is KG300AR0 Bearing Used?
In robotics, KG300AR0 Bearing provides smooth motion control for robotic arms, thanks to its precise ABEC-1 tolerance. The brass cage reduces friction, making it ideal for high-precision automation tasks.

Built for Heavy-Duty Use: KG300AR0 Bearing
KG300AR0 Bearing excels in aerospace applications, supporting components like satellite positioning systems. Its chrome steel construction ensures reliability under extreme temperature variations, from -30°C to 110°C.

Automotive vs Aerospace: Applications of KG300AR0 Bearing
In automotive systems, KG300AR0 Bearing is found in steering mechanisms, where its thin section design saves space. For aerospace, it’s used in flight control systems, offering consistent performance under dynamic loads.

Essential Roles of KG300AR0 Bearing
KG300AR0 Bearing is a go-to choice for medical imaging devices, providing stable rotation for CT scanners. The 30° contact angle ensures minimal vibration, crucial for clear image quality.

Q&A

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