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Stainless Steel Deep Groove Ball Bearings D/W R188
Stainless Steel Deep Groove Ball Bearings D/W R188

Stainless Steel Deep Groove Ball Bearings D/W R188

The D/W R188 is a compact stainless steel deep groove ball bearing, measuring 0.25″×0.5″×0.125″. It’s built for radial loads and handles up to 139 lbf, making it sturdy for its small size.

With a max speed of 67,000 RPM, it spins smoothly and works in temperatures from -30°C to 120°C. Its open design allows easy access for lubrication when needed.

Made entirely from stainless steel, it resists corrosion and lasts long even in tough conditions. The bearing is interchangeable with SKF models, offering a reliable alternative.

Ideal for small machinery or instruments where space is tight but performance matters. Weighing just 0.0015kg, it’s light yet durable for precision applications. Compliant with RoHS and REACH standards.

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Product Parameters

  • Part Number D/W R188
  • 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 0.125"
  • Width Tolerance -0.005" to 0"
  • System of Measurement Inch
  • Bearing Type Ball
  • For Load Direction Radial
  • Construction Single Row
  • Seal Type Open
  • 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
  • RoHS Compliant
  • REACH Compliant
  • Max Speed 67000 rpm
  • Weight 0.0015 kg

Features

Why Choose D/W R188 Bearing for Precision Tasks?

D/W R188 Bearing is crafted from stainless steel, ensuring corrosion resistance and durability in various environments.
Its compact size of 0.25″×0.5″×0.125″ makes it ideal for applications where space is limited.

The bearing handles dynamic radial loads up to 139 lbf, providing reliable performance in precision instruments.
With a maximum speed of 67,000 rpm, it ensures smooth operation in high-speed applications.

D/W R188 Bearing’s open design simplifies maintenance, reducing downtime and operational costs.
Its stainless steel cage keeps the balls aligned, minimising wear and extending service life.

Application

Common Applications of D/W R188 Bearing
D/W R188 Bearing is widely used in small electric motors and precision instruments due to its compact size and stainless steel construction. Its open design ensures easy lubrication and maintenance, making it suitable for long-term use.

In consumer electronics, D/W R188 Bearing can be found in devices like cooling fans and small printers, where smooth rotation is essential. The inch sizing makes it a convenient choice for manufacturers in regions using imperial measurements.

For medical devices, D/W R188 Bearing’s corrosion-resistant materials make it ideal for applications like dental tools or lab equipment. Its reliability in high-speed scenarios ensures consistent performance in critical settings.

Automation systems often utilise D/W R188 Bearing in robotic arms and small actuators, where its low friction and durability are key advantages. The stainless steel cage adds extra protection against wear in repetitive motion applications.

Q&A

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