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Constant Section (CS) Bearings SG045AR0

Constant Section (CS) Bearings SG045AR0

The SG045AR0 is a slim stainless steel bearing with a 4.5″ bore and 6.5″ outer diameter, designed for angular contact loads. Its single-row construction and 30° contact angle provide smooth operation under radial and thrust loads.

Made from durable stainless steel with a brass cage, it handles static radial loads up to 10430 lbf and static thrust loads up to 14530 lbf. The open design allows easy lubrication, while maintaining performance from -30°C to 110°C.

This bearing is interchangeable with KAYDON models, making it a practical choice for replacements. Ideal for applications requiring precision and slim profiles, such as robotics or medical equipment.

Weighing 3.95 lbs, it offers a good balance of strength and lightweight design. Compliant with RoHS standards for safe use in various industries.

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Product Parameters

  • Part Number SG045AR0
  • 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 6.5"
  • Outer Dia Tolerance -0.0008"– 0"
  • Width 1"
  • Width Tolerance +.000 –.005"
  • Thin Section Bearings Type Reali-Slim Stainless Steel Bearings
  • Series SG 1" x 1"
  • Tolerance Class ABEC-1
  • Radial Clearance 0.0000 – 0.0005"
  • Contact Angle 30°
  • External Diameter On Inner Ring 5.242"
  • Internal Diameter On Outer Ring (Small Side Face) 5.758"
  • Internal Diameter On Outer Ring (Large Side Face) 5.989"
  • Ring Material Stainless Steel
  • Ball Material Stainless Steel
  • Cage Material Brass
  • Dynamic Radial Load 6562 lbf
  • Static Radial Load 10430 lbf
  • Static Thrust Load 14530 lbf
  • Static Moment 30100 lbf
  • Temperature Range -30°C to 110 °C
  • Lubrication Lubricated
  • RoHS Compliant
  • Weight 3.95 lbs
  • price（$） 324.94
Constant Section (CS) Bearings SG045AR0 dimension drawing
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Features

How Does SG045AR0 Bearing Handle Angular Contact Loads?

SG045AR0 Bearing features a 30° contact angle, optimised for angular contact loads in precision applications.
Its stainless steel construction ensures durability while maintaining a slim profile of just 1″ in width.

The brass cage design enhances alignment and reduces friction during operation.
With a static thrust load capacity of 14530 lbf, it delivers reliable performance under heavy loads.

SG045AR0 Bearing operates smoothly within a temperature range of -30°C to 110°C.
Its ABEC-1 tolerance class ensures consistent precision for demanding industrial uses.

Application

Industrial Uses of SG045AR0 Bearing
SG045AR0 Bearing is commonly used in industrial automation, especially in robotic arms and precision machinery where its thin-section design saves space without compromising strength. The stainless steel construction ensures durability in demanding environments.

Where Is SG045AR0 Bearing Used?
You’ll find SG045AR0 Bearing in medical imaging equipment, where its precise angular contact design supports smooth rotation. The brass cage adds stability, making it reliable for high-precision applications.

Built for Heavy-Duty Use: SG045AR0 Bearing
SG045AR0 Bearing excels in aerospace applications, such as satellite mechanisms, thanks to its ability to handle both radial and thrust loads. Its ABEC-1 tolerance ensures consistent performance under stress.

Automotive vs Aerospace: Applications of SG045AR0 Bearing
In automotive steering systems, SG045AR0 Bearing provides smooth angular contact, enhancing driver control. For aerospace, its lightweight design and high load capacity make it ideal for flight control mechanisms.

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