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Constant Section (CS) Bearings SA040AR0

Constant Section (CS) Bearings SA040AR0

The SA040AR0 is a slim, stainless steel angular contact bearing measuring 4″×4.5″×0.25″, designed for inch-based systems. It handles radial loads up to 595 lbf and static thrust loads of 1470 lbf, with a smooth operation up to 110°C.

Its open design and brass cage ensure durability, while the 30° contact angle provides stability under angular loads. The bearing is interchangeable with KAYDON models, making replacements straightforward.

Ideal for precision applications like robotics or medical equipment where space is limited. Its lightweight 0.19 lbs design doesn’t compromise strength. Compliant with RoHS standards for safe use.

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Product Parameters

  • Part Number SA040AR0
  • 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 4.5"
  • Outer Dia Tolerance -0.0006"– 0"
  • Width 0.25"
  • Width Tolerance +.000 –.005"
  • Thin Section Bearings Type Reali-Slim Stainless Steel Bearings
  • Series SA 1/4" x 1/4"
  • Tolerance Class ABEC-1
  • Radial Clearance 0.0000 – 0.0005"
  • Contact Angle 30°
  • External Diameter On Inner Ring 4.186"
  • Internal Diameter On Outer Ring (Small Side Face) 4.314"
  • Internal Diameter On Outer Ring (Large Side Face) 4.367"
  • Ring Material Stainless Steel
  • Ball Material Stainless Steel
  • Cage Material Brass
  • Dynamic Radial Load 595 lbf
  • Static Radial Load 1490 lbf
  • Static Thrust Load 1470 lbf
  • Static Moment 4300 lbf
  • Temperature Range -30°C to 110 °C
  • ISO Radial 1353 lbf
  • Lubrication Lubricated
  • RoHS Compliant
  • Weight 0.19 lbs
  • price（$） 136.19
Constant Section (CS) Bearings SA040AR0 dimension drawing
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Features

How Does SA040AR0 Bearing Handle Angular Contact Loads?

SA040AR0 Bearing is crafted with stainless steel rings and balls, offering excellent resistance to angular contact loads.
Its static radial load capacity reaches 1490 lbf, ensuring steady performance in various applications.
The brass cage maintains ball alignment, reducing friction and prolonging service life.
With a temperature range of -30°C to 110°C, it performs reliably in diverse conditions.

Application

Common Applications of SA040AR0 Bearing
SA040AR0 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 stainless steel construction ensures durability in demanding environments.

In aerospace applications, SA040AR0 Bearing provides reliable angular contact support for control systems and instrumentation. Its ABEC-1 tolerance makes it suitable for scenarios requiring consistent accuracy.

For medical imaging devices, SA040AR0 Bearing’s brass cage and stainless steel components offer smooth operation with minimal friction. The open seal design allows for easy maintenance in critical healthcare equipment.

In consumer electronics like high-end printers, SA040AR0 Bearing ensures quiet and efficient movement. Its lightweight design and inch measurements make it a versatile choice for compact devices.

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