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Metric Size Standard Miniature Ball Bearings S685
Metric Size Standard Miniature Ball Bearings S685

Metric Size Standard Miniature Ball Bearings S685

The S685 is a compact miniature ball bearing with a 5mm bore and 11mm outer diameter, crafted entirely from stainless steel for durability. It handles radial loads up to 123 lbf and spins smoothly at speeds up to 40,500 RPM.

Its open design allows for easy lubrication, while the stainless steel cage ensures reliable performance in various conditions. The bearing operates well in temperatures ranging from -30°C to 110°C.

With a lightweight design at just 1.16g, it’s ideal for small, precision applications like miniature motors or delicate instruments. Compliant with RoHS and REACH standards, it’s a safe and versatile choice for many uses.

The ABEC1 tolerance and MC3 radial clearance make it suitable for applications where moderate precision is needed without excessive cost. Its simple, single-row construction ensures easy installation and maintenance.

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Product Parameters

  • Part Number S685
  • Brand TFL
  • Interchangeable EZO
  • Bore Dia 5 mm
  • Bore Dia Tolerance -0.008mm to 0
  • Outer Dia 11 mm
  • Outer Dia Tolerance -0.008mm to 0
  • Width 3 mm
  • Width Tolerance -0.12mm to 0
  • Ball Qty 8
  • Ball Dia 1.5880 mm
  • Radial Clearance 0.002mm to 0.013mm
  • Seal Type Open
  • 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
  • Dynamic Radial Load 123 lbf
  • Static Radial Load 46 lbf
  • Temperature Range -30° to 110 °C
  • Lubrication Required
  • RoHS Compliant
  • REACH Compliant
  • Max Speed 40500 rpm
  • Weight 1.16 g
  • Price($) 1.242

Features

Why Choose S685 Bearing for Precision Tasks?

S685 Bearing is crafted with stainless steel rings and balls, ensuring smooth operation in precision applications.
Its compact size of 5mm×11mm×3mm makes it ideal for miniature machinery and tight spaces.

The ABEC1 tolerance class guarantees consistent performance, while the open design allows for easy lubrication.
With a maximum speed of 40,500 rpm, it delivers reliable efficiency in high-speed environments.

S685 Bearing’s dynamic radial load capacity of 123 lbf ensures durability in demanding radial load conditions.
The stainless steel cage maintains ball alignment, reducing friction and extending service life.

Application

Common Applications of S685 Bearing
S685 Bearing is widely used in small electric motors, such as those found in drones and RC cars, thanks to its compact size and smooth operation. The stainless steel construction ensures durability even in demanding conditions.

In medical devices like dental tools and insulin pumps, S685 Bearing provides reliable performance due to its precision and resistance to corrosion. Its lightweight design makes it ideal for portable equipment.

For consumer electronics, S685 Bearing is a great fit in devices like computer fans and small printers, where quiet and efficient rotation is needed. The open design allows for easy lubrication and maintenance.

Automation systems, including robotic arms and small conveyors, benefit from S685 Bearing’s ability to handle radial loads with minimal friction. Its high-speed capability ensures smooth operation in repetitive tasks.

Household appliances like blenders and hairdryers often use S685 Bearing for its balance of performance and longevity. The metric sizing makes it compatible with a variety of international models.

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