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Inch Size Miniature Ball Bearings R2A 2rs
Inch Size Miniature Ball Bearings R2A 2rs

Inch Size Miniature Ball Bearings R2A 2rs

The R2A 2rs is a small, sealed ball bearing measuring 0.125″×0.5″×0.1719″, made from chrome steel for durability. It handles radial loads up to 122 lbf and spins smoothly at speeds up to 53,000 RPM.

Its double rubber seals keep out dust and dirt, while the stainless steel cage ensures reliable performance. The bearing requires lubrication and works in temperatures from -86°F to 230°F.

With ABEC1 precision and MC3 clearance, it offers consistent performance in tight spaces. Ideal for small machinery, model making, or precision instruments where compact size matters.

Weighing just 3.3g, it’s lightweight yet sturdy. Compliant with RoHS and REACH standards for safe use.

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Product Parameters

  • Part Number R2A 2rs
  • Brand TFL
  • System of Measurement Inch
  • Bearing Type Ball
  • For Load Direction Radial
  • Construction Single Row
  • Inner Ring Type Standard
  • Seal Type Sealed
  • Tolerance Class ABEC1
  • Radial Clearance Trade No MC3
  • Radial Clearance 0.00008" to 0.0005"
  • Ball Qty 7
  • Bore Dia 0.125"
  • Bore Dia Tolerance -0.0003" to 0"
  • Outer Dia 0.5"
  • Outer Dia Tolerance -0.0003" to 0"
  • Width 0.1719"
  • Width Tolerance -0.005" to 0"
  • Ball Dia 0.06252"
  • Ring Material Chrome Steel
  • Ball Material Chrome Steel
  • Cage Material Stainless Steel
  • Shield Material Nitrile Rubber
  • Dynamic Radial Load 122 lbf
  • Static Radial Load 41 lbf
  • Max Speed 53000 rpm
  • Temperature Range -86 to 230 °F
  • Lubrication Required
  • RoHS Compliant
  • REACH Compliant
  • Weight 3.3 g
  • Price($) 1.035

Features

Why Choose R2A 2rs Bearing for Precision Tasks?

R2A 2rs Bearing is designed with chrome steel rings and balls, ensuring precise radial load handling.
Its compact size of 0.125″×0.5″×0.1719″ makes it ideal for miniature applications.
The sealed design with nitrile rubber shields protects against contaminants, enhancing durability.
With a maximum speed of 53,000 rpm, it offers reliable performance in high-speed operations.

How Is R2A 2rs Bearing Engineered for Reliability?

R2A 2rs Bearing features a stainless steel cage that maintains ball alignment for smooth operation.
The ABEC1 tolerance class ensures consistent performance in precision instruments.
Its dynamic radial load capacity of 122 lbf suits various radial load applications.
The temperature range of -86 to 230 °F allows use in diverse environments.

What Makes R2A 2rs Bearing Suitable for High-Temperature Applications?

R2A 2rs Bearing withstands temperatures up to 230 °F, making it reliable in demanding conditions.
The chrome steel construction resists wear, ensuring long-lasting performance.
Its sealed design prevents lubricant leakage, reducing maintenance needs.
The compact and lightweight design at 3.3 g is perfect for space-constrained applications.

Application

Where Is R2A 2rs Bearing Used?
R2A 2rs Bearing is commonly seen in small electric motors, where its compact size and sealed design keep dust and debris out. The chrome steel construction ensures it handles radial loads smoothly, even in tight spaces.

In automation systems, R2A 2rs Bearing works well in robotic joints and precision gearboxes, thanks to its ABEC1 tolerance. The nitrile rubber seals also help maintain lubrication, reducing maintenance needs.

For consumer electronics like printers and small fans, R2A 2rs Bearing’s lightweight design and quiet operation make it a reliable choice. Its temperature range suits both indoor and outdoor applications.

Medical devices such as dental tools benefit from R2A 2rs Bearing’s consistent performance and resistance to wear. The stainless steel cage adds durability, even with frequent use.

Q&A

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