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Constant Section (CS) Bearings SD040AR0

Constant Section (CS) Bearings SD040AR0

The SD040AR0 is a slim stainless steel bearing measuring 4″×5″×0.5″, designed for angular contact loads. Made from durable stainless steel with a brass cage, it handles radial loads up to 1819 lbf and thrust loads up to 4260 lbf.

Its open design and ABEC-1 tolerance ensure smooth operation, while the 30° contact angle provides stability. The bearing works in temperatures from -30°C to 110°C, making it versatile for various conditions.

This model is interchangeable with KAYDON bearings, offering a reliable replacement option. Ideal for applications requiring thin-section bearings, such as robotics or precision machinery.

Weighing just 0.8 lbs, it’s lightweight yet robust. Compliant with RoHS standards, it’s a safe and practical choice for many industrial uses.

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Product Parameters

  • Part Number SD040AR0
  • 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"
  • Bore Dia Tolerance -0.0008" – 0"
  • Outer Dia 5"
  • Outer Dia Tolerance -0.0006" – 0"
  • Width 0.5"
  • Width Tolerance +.000 –.005"
  • Thin Section Bearings Type Reali-Slim Stainless Steel Bearings
  • Series SD 1/2" x 1/2"
  • Tolerance Class ABEC-1
  • Radial Clearance 0.0000 – 0.0005"
  • Contact Angle 30°
  • External Diameter On Inner Ring 4.370"
  • Internal Diameter On Outer Ring (Small Side Face) 4.630"
  • Internal Diameter On Outer Ring (Large Side Face) 4.741"
  • Ring Material Stainless Steel
  • Ball Material Stainless Steel
  • Cage Material Brass
  • Dynamic Radial Load 1819 lbf
  • Static Radial Load 3550 lbf
  • Static Thrust Load 4260 lbf
  • Static Moment 10260 lbf
  • Temperature Range -30°C to 110 °C
  • Lubrication Lubricated
  • RoHS Compliant
  • Weight 0.8 lbs
  • price（$） 192.27
Constant Section (CS) Bearings SD040AR0 dimension drawing
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Features

Why Choose SD040AR0 Bearing for Precision Tasks?

SD040AR0 Bearing features a 30° contact angle, ideal for handling both radial and thrust loads with precision.
Its stainless steel construction ensures durability and resistance to corrosion in various environments.

The brass cage maintains ball alignment, reducing friction and enhancing smooth operation.
With ABEC-1 tolerance class, SD040AR0 Bearing offers reliable performance for angular contact applications.

SD040AR0 Bearing operates efficiently within a temperature range of -30°C to 110°C.
Its thin-section design saves space while maintaining high load capacity.

Application

Key Fields for SD040AR0 Bearing
SD040AR0 Bearing is commonly used in robotics, especially for robotic arms where its slim design saves space without compromising load capacity. The stainless steel construction ensures durability in repetitive motion applications.

In aerospace equipment, SD040AR0 Bearing provides reliable performance in control systems due to its precise angular contact design. Its ABEC-1 tolerance makes it suitable for applications requiring moderate precision.

For medical imaging devices, SD040AR0 Bearing’s brass cage reduces friction, ensuring smooth rotation in sensitive equipment. The open seal type allows for easy cleaning, which is essential in sterile environments.

SD040AR0 Bearing works well in packaging machinery, where its thin section design fits into compact spaces. The stainless steel material resists corrosion, making it ideal for food processing environments.

In semiconductor manufacturing, SD040AR0 Bearing’s consistent performance supports precision alignment tasks. The 30° contact angle helps manage combined radial and axial loads effectively.

Q&A

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