WBB1-8703 R
WBB Series Stainless Steel Flanged Miniature Bearings
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Basic Information
Main Dimensions
Outer Ring Dimensions
Performance
Materials
Environment & Compliance
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WBB1-8703 R Bearing Product Overview & Core Advantages
The WBB1-8703 R is a metric single row deep groove ball bearing designed for high-precision applications requiring compact dimensions and reliable performance. Constructed entirely from stainless steel, it offers excellent corrosion resistance. Its primary function is to support radial loads efficiently, making it an ideal choice for applications where space is limited and operational reliability is critical. The bearing's open design allows for easy re-lubrication and maintenance, while its P0 tolerance class ensures consistent performance.
WBB1-8703 R Bearing Model Code Explained, Specifications & Naming Convention
| WBB1-8703 | Basic bearing designation indicating the specific size series and dimensions (3mm bore, 8mm OD). |
| R | Suffix indicating a flanged outer ring, which facilitates precise axial location and simplifies housing design. |
WBB1-8703 R Bearing Structural Features & Performance Benefits
Compact & Robust Flange Design: The integrated flange (9.2mm diameter) provides secure mounting and positioning, enhancing stability in compact assemblies.
High-Quality Stainless Steel Construction: All components, including rings, balls, and cage, are made from stainless steel, offering superior corrosion resistance and durability, suitable for harsh environments.
Optimized for Radial Loads: The deep groove raceway and single-row design are engineered to handle radial dynamic loads up to 51 lbf effectively.
Open Seal for Versatility: The open (unsealed) design allows for custom lubrication strategies and is suitable for high-speed applications, with a limiting speed of 90,000 rpm.
WBB1-8703 R Bearing Typical Application Areas
- Small Precision Instruments: Optical encoders, medical devices, and laboratory equipment.
- Micro-Motors and Small Drive Systems: Used in drones, small fans, and miniature gearboxes.
- Office Automation Equipment: Printers, scanners, and copiers where compact, reliable bearings are essential.
- Robotics and Automation: Joints and actuators in small-scale robotic arms and positioning systems.
