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Constant Section (CS) Bearings SB045AR0
Constant Section (CS) Bearings SB045AR0

Constant Section (CS) Bearings SB045AR0

The SB045AR0 is a slim stainless steel bearing with a 4.5″ bore and 5.125″ outer diameter, designed for angular contact loads. Its thin 0.3125″ width makes it ideal for compact spaces, while the brass cage ensures smooth operation.

This bearing handles dynamic radial loads up to 917 lbf and static loads up to 2250 lbf, with a 30° contact angle for balanced performance. It operates well in temperatures from -30°C to 110°C and comes pre-lubricated for easy use.

The open design allows for simple maintenance, and the stainless steel construction offers good corrosion resistance. It meets ABEC-1 tolerance standards for reliable precision.

Suitable for applications like robotics or medical equipment where space is limited. Compliant with RoHS standards, it’s a practical choice for replacements, interchangeable with KAYDON bearings. Weighing just 0.34 lbs, it’s lightweight yet durable.

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Product Parameters

  • Part Number SB045AR0
  • 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 5.125"
  • Outer Dia Tolerance -0.0008"– 0"
  • Width 0.3125"
  • Width Tolerance +.000 –.005"
  • Thin Section Bearings Type Reali-Slim Stainless Steel Bearings
  • Series SB 5/16" x 5/16"
  • Tolerance Class ABEC-1
  • Radial Clearance 0.0000 – 0.0005"
  • Contact Angle 30°
  • External Diameter On Inner Ring 4.731"
  • Internal Diameter On Outer Ring (Small Side Face) 4.893"
  • Internal Diameter On Outer Ring (Large Side Face) 4.960"
  • Ring Material Stainless Steel
  • Ball Material Stainless Steel
  • Cage Material Brass
  • Dynamic Radial Load 917 lbf
  • Static Radial Load 2250 lbf
  • Static Thrust Load 2240 lbf
  • Static Moment 6500 lbf
  • Temperature Range -30°C to 110 °C
  • ISO Radial 2000 lbf
  • Lubrication Lubricated
  • RoHS Compliant
  • Weight 0.34 lbs
  • price($) 249.14

Features

How Does SB045AR0 Bearing Handle Angular Contact Loads?

SB045AR0 Bearing features a 30° contact angle, optimising its performance for angular contact applications.
The stainless steel construction ensures durability and resistance to wear in various conditions.

With a dynamic radial load capacity of 917 lbf, SB045AR0 Bearing handles moderate loads efficiently.
Its brass cage maintains ball alignment, reducing friction and extending operational life.

SB045AR0 Bearing operates smoothly within a temperature range of -30°C to 110°C.
The open design allows for easy lubrication, ensuring consistent performance over time.

Application

Industrial Uses of SB045AR0 Bearing
SB045AR0 Bearing is commonly used in industrial machinery where space constraints are a concern, thanks to its slim design. Its stainless steel construction ensures durability in environments with moderate loads and speeds.

Where Is SB045AR0 Bearing Used?
You’ll often find SB045AR0 Bearing in applications like robotic arms and precision equipment, where its angular contact design handles combined loads effectively. The brass cage adds stability, making it suitable for smooth, low-friction movement.

Built for Heavy-Duty Use: SB045AR0 Bearing
SB045AR0 Bearing excels in machinery requiring thin-section bearings, such as aerospace components or medical devices. Its ABEC-1 tolerance ensures reliable performance without unnecessary complexity.

Automotive vs Aerospace: Applications of SB045AR0 Bearing
In automotive systems, SB045AR0 Bearing supports steering mechanisms, while in aerospace, it’s used in control surfaces. The stainless steel material resists corrosion in both environments, offering long service life.

Perfect Fit for Automation: SB045AR0 Bearing
SB045AR0 Bearing is ideal for automated systems like conveyor belts or packaging machines. Its lightweight design and consistent performance make it a go-to choice for repetitive motion tasks.

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