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Stainless Steel Deep Groove Ball Bearings D/W R188-2RS1

Stainless Steel Deep Groove Ball Bearings D/W R188-2RS1

The D/W R188-2RS1 is a compact stainless steel deep groove ball bearing, measuring 0.25″ by 0.5″ by 0.18748″. It handles radial loads up to 139 lbf and spins smoothly at speeds up to 30,000 RPM.

Its sealed design keeps grease in and dirt out, making it low-maintenance for long-term use. The all-stainless construction resists corrosion, even in damp or harsh environments.

This bearing is interchangeable with SKF models, offering a reliable replacement option. Ideal for small machinery, medical devices, or food processing equipment where hygiene and durability matter.

Weighing just 0.002kg, it’s lightweight yet sturdy. Compliant with RoHS and REACH standards, it operates in temperatures from -30°C to 120°C.

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Product Parameters

  • Part Number D/W R188-2RS1
  • Brand TFL
  • Interchangeable SKF
  • Bore Dia 0.25"
  • Bore Dia Tolerance -0.00019" to 0.00019"
  • Outer Dia 0.5"
  • Outer Dia Tolerance -0.0007" to -0.00031"
  • Width 0.18748"
  • Width Tolerance -0.005" to 0"
  • System of Measurement Inch
  • Bearing Type Ball
  • For Load Direction Radial
  • Construction Single Row
  • Seal Type Sealed
  • Tolerance Class P0
  • Radial Clearance Trade No CN
  • Ring Material Stainless Steel
  • Ball Material Stainless Steel
  • Cage Material Stainless Steel
  • Dynamic Radial Load 139 lbf
  • Static Radial Load 50 lbf
  • Temperature Range -30° to 120 °C
  • Lubrication Grease
  • RoHS Compliant
  • REACH Compliant
  • Max Speed 30000 rpm
  • Weight 0.002 kg
Stainless Steel Deep Groove Ball Bearings D/W R188-2RS1 dimension drawing
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Features

How Does D/W R188-2RS1 Bearing Reduce Friction?

D/W R188-2RS1 Bearing features stainless steel construction, which helps reduce friction and ensures smooth operation.

Its sealed design keeps lubrication in and contaminants out, enhancing performance in various conditions.

With a dynamic radial load capacity of 139 lbf, it handles radial loads efficiently while maintaining low friction.

The bearing’s high-speed capability of 30,000 rpm makes it suitable for precision applications.

Application

Common Applications of D/W R188-2RS1 Bearing
D/W R188-2RS1 Bearing is widely used in small electric motors, such as those found in household appliances like fans and blenders. Its sealed design keeps out dust and moisture, ensuring long-lasting performance in everyday use.

In automation systems, D/W R188-2RS1 Bearing provides smooth rotation for components like conveyor rollers and robotic arms. The stainless steel construction makes it resistant to corrosion, even in humid or washdown environments.

For medical devices, D/W R188-2RS1 Bearing offers reliable operation in equipment like dental tools and lab instruments. Its compact size and grease lubrication make it ideal for precision applications where space is limited.

In hobbyist projects, D/W R188-2RS1 Bearing is a popular choice for DIY 3D printers and RC cars. The inch sizing makes it easy to source and replace in regions where metric bearings are less common.

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