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Thin Section Ball Bearings ER1212

Thin Section Ball Bearings ER1212

The ER1212 is a compact thin-section ball bearing with a 0.5-inch bore and 0.75-inch outer diameter, crafted from sturdy chrome steel. It handles radial loads up to 207 lbf and spins efficiently at speeds up to 12,000 RPM.

Its open design simplifies lubrication, while the stainless steel cage ensures durability. The bearing operates smoothly in temperatures ranging from -30°C to 110°C.

With ABEC-1 tolerance and C0 radial clearance, it offers reliable performance for precision applications. Ideal for use in small machinery or instruments where space is limited.

Weighing just 3.01 grams, it’s lightweight yet robust. Compliant with RoHS and REACH standards, making it a safe choice for various industries.

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Product Parameters

  • Part Number ER1212
  • Brand TFL
  • Bore Dia 0.5"
  • Bore Dia Tolerance -0.008mm to 0
  • Outer Dia 0.75"
  • Outer Dia Tolerance -0.009mm to 0
  • Width 0.1562"
  • Width Tolerance -0.12mm to 0
  • Radial Clearance 0.003mm to 0.018mm
  • System of Measurement Inch
  • Bearing Type Ball
  • For Load Direction Radial
  • Construction Single Row
  • Seal Type Open
  • Tolerance Class ABEC-1
  • Radial Clearance Trade No C0
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Stainless Steel
  • Dynamic Radial Load 207 lbf
  • Static Radial Load 121 lbf
  • Temperature Range -30°C to 110 °C
  • Lubrication Required
  • RoHS Compliant
  • REACH Compliant
  • Max Speed 12000 rpm
  • Weight 3.01 g
  • Price（$） 2.8
Thin Section Ball Bearings ER1212 dimension drawing
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Features

Performance Features of ER1212 Bearing

ER1212 Bearing is designed with chrome steel rings and balls, offering reliable radial load capacity up to 207 lbf.
Its compact thin-section design makes it ideal for applications where space is limited.

The stainless steel cage ensures smooth operation, even at high speeds of 12,000 rpm.
With a temperature range of -30°C to 110°C, it performs well in various environments.

ER1212 Bearing’s ABEC-1 tolerance class provides consistent precision for smooth rotation.
Its open design allows for easy lubrication, ensuring long-lasting performance.

Application

Industrial Uses of ER1212 Bearing
ER1212 Bearing is commonly used in industrial automation, especially in robotic arms and precision machinery where its thin section design saves space without compromising performance. The open seal type allows for easy lubrication, extending its service life in continuous operation.

Where Is ER1212 Bearing Used?
In medical devices like surgical robots, ER1212 Bearing provides smooth radial motion due to its ABEC-1 tolerance class. Its chrome steel construction ensures reliability in sterile environments where precision is non-negotiable.

Built for Heavy-Duty Use: ER1212 Bearing
ER1212 Bearing handles radial loads effectively in automotive applications such as small gearboxes or electric motor assemblies. The inch sizing makes it a versatile choice for both domestic and international vehicle designs.

Automotive vs Aerospace: Applications of ER1212 Bearing
In automotive systems, ER1212 Bearing is ideal for compact components like throttle valves due to its lightweight design. For aerospace, its high-speed capability (up to 12,000 rpm) suits instrumentation requiring minimal vibration.

Perfect Fit for Automation: ER1212 Bearing
ER1212 Bearing works well in 3D printers, where its low friction and precise movement contribute to accurate layering. The stainless steel cage prevents corrosion, even in environments with fluctuating temperatures.

Q&A

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