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Metric Size Standard Miniature Ball Bearings S637zz

Metric Size Standard Miniature Ball Bearings S637zz

The S637zz is a compact metric ball bearing with a 7mm bore and 26mm outer diameter, crafted entirely from stainless steel for durability. It supports radial loads up to 785 lbf and spins smoothly at speeds up to 25,200 RPM.

Its shielded design keeps out dust and debris while maintaining easy access for lubrication. The stainless steel cage and balls ensure consistent performance in temperatures from -30°C to 110°C.

With an ABEC1 tolerance class, this bearing offers reliable precision for light-duty applications. Ideal for small machinery, hobby projects, or instruments where space is limited.

Weighing just 25.8g, it’s lightweight yet sturdy. Compliant with RoHS and REACH standards for safe use across various industries.

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Product Parameters

  • Part Number S637zz
  • Brand TFL
  • Interchangeable EZO
  • Bore Dia 7 mm
  • Bore Dia Tolerance -0.008mm to 0
  • Outer Dia 26 mm
  • Outer Dia Tolerance -0.008mm to 0
  • Width 9 mm
  • Width Tolerance -0.12mm to 0
  • Ball Qty 7
  • Ball Dia 4.7620 mm
  • Radial Clearance 0.002mm to 0.013mm
  • Seal Type Shielded
  • 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 300 Series Stainless Steel
  • Dynamic Radial Load 785 lbf
  • Static Radial Load 321 lbf
  • Temperature Range -30° to 110 °C
  • Lubrication Required
  • RoHS Compliant
  • REACH Compliant
  • Max Speed 25200 rpm
  • Weight 25.8 g
  • Price（$） 1.242
Metric Size Standard Miniature Ball Bearings S637zz dimension drawing
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Features

Why Choose S637zz Bearing for Precision Tasks?

S637zz Bearing is crafted with stainless steel rings and balls, offering excellent resistance to corrosion and wear.
Its dynamic radial load capacity of 785 lbf ensures reliable performance in precision applications.

The shielded design protects against contaminants while maintaining smooth operation.
With a maximum speed of 25,200 rpm, it delivers efficiency and durability in compact spaces.

S637zz Bearing’s ABEC1 tolerance class provides consistent performance for radial load requirements.
The stainless steel cage ensures proper ball alignment, reducing friction and extending service life.

Application

Common Applications of S637zz Bearing
S637zz Bearing is widely used in small electric motors, such as those found in household appliances and power tools, thanks to its compact size and reliable performance. The shielded design helps keep contaminants out while maintaining smooth operation.

What Makes S637zz Bearing a Preferred Choice?
In automation systems, S637zz Bearing is often chosen for robotic arms and small conveyor belts due to its stainless steel construction and low maintenance needs. Its ABEC1 tolerance ensures consistent performance in precision tasks.

Built for Versatility: S637zz Bearing
This bearing works well in medical devices like dental drills, where its small size and corrosion resistance are key advantages. The stainless steel materials also make it suitable for environments requiring frequent cleaning.

Light-Duty vs Heavy-Duty: Best Uses for S637zz Bearing
For light-duty applications, S637zz Bearing is ideal in office equipment like printers, where quiet operation is important. In more demanding settings, it can handle moderate loads in industrial sensors and measurement tools.

Q&A

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