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Metric Size Standard Miniature Ball Bearings S633 2rs

Metric Size Standard Miniature Ball Bearings S633 2rs

The S633 2rs is a compact miniature ball bearing with a 3mm bore and 13mm outer diameter, crafted entirely from stainless steel for durability. Its sealed design keeps out dust and moisture, making it low-maintenance.

With a dynamic radial load capacity of 224 lbf, it handles moderate forces while spinning smoothly at speeds up to 36,000 RPM. The nitrile rubber seals protect the bearing in temperatures from -30°C to 110°C.

This single-row bearing features six stainless steel balls for balanced performance. Its small size (just 5mm wide) and lightweight (3.43g) make it ideal for precision applications.

Perfect for small machinery, medical devices, or hobbyist projects where reliable, sealed bearings are needed. Compliant with RoHS and REACH standards for safe use.

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Product Parameters

  • Part Number S633 2rs
  • Brand TFL
  • Interchangeable EZO
  • Bore Dia 3 mm
  • Bore Dia Tolerance -0.008mm to 0
  • Outer Dia 13 mm
  • Outer Dia Tolerance -0.008mm to 0
  • Width 5 mm
  • Width Tolerance -0.12mm to 0
  • Ball Qty 6
  • Ball Dia 2.3810 mm
  • Radial Clearance 0.002mm to 0.013mm
  • Seal Type Sealed
  • System of Measurement Metric
  • Bearing Type Ball
  • For Load Direction Radial
  • Construction Single Row
  • Inner Ring Type Standard
  • Tolerance Class ABEC1
  • Radial Clearance Trade No MC3
  • Ring Material Stainless Steel
  • Ball Material Stainless Steel
  • Cage Material Stainless Steel
  • Shield Material Nitrile Rubber
  • Dynamic Radial Load 224 lbf
  • Static Radial Load 79 lbf
  • Temperature Range -30° to 110 °C
  • Lubrication Required
  • RoHS Compliant
  • REACH Compliant
  • Max Speed 36000 rpm
  • Weight 3.43 g
  • Price（$） 1.242
Metric Size Standard Miniature Ball Bearings S633 2rs dimension drawing
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Features

Why Choose S633 2rs Bearing for Precision Tasks?

S633 2rs Bearing features stainless steel rings and balls, offering excellent resistance to corrosion and wear.
Its compact size of 3 mm×13 mm×5 mm makes it ideal for applications where space is limited.

The sealed design protects against dust and moisture, ensuring reliable performance in various environments.
With a maximum speed of 36,000 rpm, it delivers smooth and efficient operation.

S633 2rs Bearing’s dynamic radial load capacity of 224 lbf provides durability in demanding conditions.
The ABEC1 tolerance class ensures consistent precision for high-performance tasks.

Application

Common Applications of S633 2rs Bearing
S633 2rs Bearing is widely used in small electric motors, such as those found in cooling fans or power tools, thanks to its compact size and sealed design. The stainless steel construction ensures it handles everyday wear without fuss.

In robotics, S633 2rs Bearing fits neatly into joint mechanisms or gripper assemblies, providing smooth rotation for precise movements. Its ABEC1 tolerance strikes a good balance between performance and affordability for hobbyist projects.

For medical devices like dental handpieces, S633 2rs Bearing’s sealed design helps keep out contaminants while maintaining quiet operation. The nitrile rubber shields add an extra layer of protection in sensitive environments.

Around the home, you’ll find S633 2rs Bearing in appliances like blenders or hairdryers, where its reliability keeps things running smoothly. The metric sizing makes replacement straightforward for DIY repairs.

In 3D printers, S633 2rs Bearing often supports filament guides or linear rails, thanks to its low-friction rotation. The stainless steel balls resist corrosion even in humid workshop conditions.

Q&A

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