D/W R3W.1562 R
D/W Series Stainless Steel Flanged Miniature Bearings
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Part No.
Part No.
D/W R3W.1562 R
Basic Information
Bearing type
Ball
System of measurement
Inch
Construction
Single Row
Weight
0.0024 kg
Tolerance class
P0
Seal type
Open
For load direction
Radial
Main Dimensions
Bore diameter
0.18748"
Bore diameter tolerance
-0.00019" to 0.00019"
Outside diameter
0.5"
Outside diameter tolerance
-0.0007" to -0.00031"
Width
0.15618"
Width tolerance
-0.005" to 0"
Outer Ring Dimensions
Flange outer diameter
0.565"
Flange thickness
0.04201"
Performance
Temperature range
-30° to 120 °C
Radial dynamic load rating
167 lbf
Radial static load rating
56 lbf
Limiting speed
70 X 1000 rpm
Lubrication
None
Radial internal clearance
CN
Materials
Ring material
Stainless Steel
Ball material
Stainless Steel
Cage material
Stainless Steel
Environment & Compliance
REACH
Compliant
ROHS
Compliant
Technical Drawings
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In Stock
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D/W R3W.1562 R Bearing Product Overview & Core Advantages
The D/W R3W.1562 R is a high-precision, single row deep groove ball bearing designed for exceptional performance in demanding applications. Manufactured entirely from stainless steel, it offers superior corrosion resistance. This bearing is engineered to handle primarily radial loads and is characterized by its compact, flanged design which facilitates easy mounting and precise axial location. Its open construction allows for versatile lubrication options, making it a reliable choice for applications requiring high reliability and long service life.
D/W R3W.1562 R Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning |
|---|---|
| D/W | Manufacturer Branding (Dynaroll / WSB) |
| R3 | Bore Size Code (0.18748") |
| W | Flanged Outer Ring |
| .1562 | Width Code (0.15618") |
| R | Stainless Steel Ring and Ball Material, Open (No Seal/Shield) |
D/W R3W.1562 R Bearing Structural Features & Performance Benefits
- Flanged Design for Secure Mounting: The integrated flange on the outer ring simplifies installation and provides positive axial location, enhancing positional accuracy and system rigidity.
- All-Stainless-Steel Construction: Rings, balls, and cage are made from stainless steel, offering excellent resistance to corrosion and enabling use in harsh environments, including those requiring washdown or exposure to certain chemicals.
- Optimized for Radial Loads: The deep groove raceway and single row construction are specifically designed to efficiently support radial dynamic loads up to 167 lbf.
- High-Speed Capability: With a limiting speed of 70,000 rpm, this bearing is suitable for high-speed applications. The open design allows for optimal lubrication management to support these speeds.
- Standard Precision & Clearance: Manufactured to P0 tolerance class with a CN radial internal clearance, ensuring consistent and reliable performance for a wide range of general applications.
D/W R3W.1562 R Bearing Typical Application Areas
This bearing is ideally suited for compact, high-speed mechanisms and instruments, including:
- Small Precision Motors and Stepper Motors
- Medical and Dental Handpieces
- Optical Encoders and Scanning Devices
- Instrumentation and Control Systems
- Office Automation Equipment
- Small Fan and Blower Units
