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Inch Size Miniature Ball Bearings SR2A 2rs
Inch Size Miniature Ball Bearings SR2A 2rs

Inch Size Miniature Ball Bearings SR2A 2rs

The SR2A 2rs is a small, sealed ball bearing measuring 0.125″×0.5″×0.1719″, made entirely from stainless steel for durability. It handles radial loads up to 110 lbf and spins smoothly at speeds up to 47,700 RPM.

Its double rubber seals keep out dust and dirt while retaining lubrication, making it low-maintenance. The ABEC1 tolerance ensures reliable performance for everyday use.

This bearing is ideal for small machinery or precision instruments where space is limited. It operates in temperatures from -86°F to 230°F, suitable for various environments.

Weighing just 3.3 grams, it’s lightweight yet sturdy. Compliant with RoHS and REACH standards, it’s a safe choice for most applications.

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Product Parameters

  • Part Number SR2A 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 Stainless Steel
  • Ball Material Stainless Steel
  • Cage Material Stainless Steel
  • Shield Material Nitrile Rubber
  • Dynamic Radial Load 110 lbf
  • Static Radial Load 37 lbf
  • Max Speed 47700 rpm
  • Temperature Range -86 to 230 °F
  • Lubrication Required
  • RoHS Compliant
  • REACH Compliant
  • Weight 3.3 g
  • Price($) 1.242

Features

Why Choose SR2A 2rs Bearing for Precision Tasks?

SR2A 2rs Bearing features a sealed design with stainless steel rings and balls, ensuring smooth radial load handling.
Its ABEC1 tolerance class and MC3 radial clearance provide consistent performance for precision applications.

The nitrile rubber shields protect against contaminants, extending the bearing’s service life.
With a maximum speed of 47,700 rpm, it is suitable for high-speed miniature applications.

SR2A 2rs Bearing operates in temperatures from -86 to 230°F, making it versatile for various environments.
Its lightweight design at just 3.3 grams ensures minimal impact on overall system weight.

Application

Where Is SR2A 2rs Bearing Used?
SR2A 2rs Bearing is commonly seen in small electric motors, where its compact size and sealed design help keep dust and debris out. The stainless steel construction ensures it holds up well in humid or corrosive environments.

In automation systems, SR2A 2rs Bearing works smoothly in robotic arms and small conveyors, thanks to its low friction and reliable performance. The ABEC1 tolerance makes it suitable for applications needing consistent precision.

For consumer electronics like printers and small fans, SR2A 2rs Bearing offers quiet operation and long service life. Its nitrile rubber seal also helps retain lubrication, reducing maintenance needs.

Medical devices such as dental tools benefit from SR2A 2rs Bearing’s smooth rotation and resistance to sterilisation chemicals. The lightweight design is ideal for portable equipment.

Q&A

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