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Constant Section (CS) Bearings SC120AR0

Constant Section (CS) Bearings SC120AR0

The SC120AR0 is a thin-section angular contact bearing with a 12″ bore and 12.75″ outer diameter, crafted from stainless steel for durability. It handles radial loads up to 2147 lbf and static thrust loads of 5570 lbf, with a 30° contact angle for smooth operation.

Its open design and brass cage ensure easy maintenance and long service life, even in temperatures from -30°C to 110°C. The bearing is interchangeable with KAYDON models, making it a versatile choice for replacements.

Ideal for applications requiring precise angular contact, such as robotics or medical equipment. Its slim 0.375″ width saves space without sacrificing strength. Compliant with RoHS standards, it’s a reliable option for various industrial uses.

Weighing just 1.23 lbs, it’s lightweight yet robust, with ABEC-1 tolerance for consistent performance. The stainless steel construction resists corrosion, ensuring longevity in demanding environments.

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Product Parameters

  • Part Number SC120AR0
  • Brand TFL
  • Interchangeable KAYDON
  • System of Measurement Inch
  • Bearing Type Ball
  • For Load Direction Angular Contact
  • Construction Single Row
  • Seal Type Open
  • Bore Dia 12"
  • Bore Dia Tolerance -0.0014"- 0"
  • Outer Dia 12.75"
  • Outer Dia Tolerance -0.0014"- 0"
  • Width 0.375"
  • Width Tolerance +.000 –.005"
  • Thin Section Bearings Type Reali-Slim Stainless Steel Bearings
  • Series SC 3/8" x 3/8"
  • Tolerance Class ABEC-1
  • Radial Clearance 0.0000 – 0.0005"
  • Contact Angle 30°
  • External Diameter On Inner Ring 12.277"
  • Internal Diameter On Outer Ring (Small Side Face) 12.473"
  • Internal Diameter On Outer Ring (Large Side Face) 12.540"
  • Ring Material Stainless Steel
  • Ball Material Stainless Steel
  • Cage Material Brass
  • Dynamic Radial Load 2147 lbf
  • Static Radial Load 7290 lbf
  • Static Thrust Load 5570 lbf
  • Static Moment 21040 lbf
  • Temperature Range -30°C to 110 °C
  • Lubrication Lubricated
  • RoHS Compliant
  • Weight 1.23 lbs
  • price（$） 515.82
Constant Section (CS) Bearings SC120AR0 dimension drawing
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Features

Performance Features of SC120AR0 Bearing

SC120AR0 Bearing is crafted with stainless steel rings and balls, offering excellent resistance to corrosion and wear.
Its angular contact design efficiently handles both radial and thrust loads, making it versatile for various applications.
The brass cage ensures smooth ball movement, reducing friction and enhancing durability.
With a temperature range of -30°C to 110°C, it performs reliably in diverse environments.

Application

Industrial Uses of SC120AR0 Bearing
SC120AR0 Bearing is commonly used in robotics and automation systems, where its thin-section design saves space without compromising load capacity. The stainless steel construction ensures durability in environments where corrosion resistance is important.

What Makes SC120AR0 Bearing a Preferred Choice?
In medical imaging devices, SC120AR0 Bearing provides smooth rotation due to its precise ABEC-1 tolerance. The brass cage helps reduce friction, making it reliable for high-precision applications.

Built for Heavy-Duty Use: SC120AR0 Bearing
SC120AR0 Bearing handles angular contact loads effectively in industrial machinery like packaging equipment. Its 30° contact angle distributes forces evenly, extending service life.

Automotive vs Aerospace: Applications of SC120AR0 Bearing
In automotive steering systems, SC120AR0 Bearing offers reliable performance with its stainless steel rings. For aerospace applications, its lightweight design and moment load capacity make it suitable for control mechanisms.

Perfect Fit for Automation: SC120AR0 Bearing
SC120AR0 Bearing works well in 3D printers and CNC machines, where its thin profile allows for compact designs. The open seal type simplifies maintenance in dusty workshop conditions.

Q&A

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