W 61702-2RS1
W Series Stainless Steel Bearings
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W 61702-2RS1 Bearing Product Overview & Core Advantages
The W 61702-2RS1 is a miniature deep groove ball bearing designed for precision applications requiring compact dimensions and reliable performance. This sealed single row bearing excels in handling radial loads efficiently while offering protection from contamination. Manufactured entirely from stainless steel, it provides excellent corrosion resistance, making it suitable for demanding environments. Its compact design (15mm bore, 21mm OD, 4mm width) and P0 tolerance class ensure high precision and reliable operation in space-constrained assemblies.
Model Code Breakdown
| Code Segment | Technical Meaning |
|---|---|
| W | Stainless Steel Bearing Series |
| 61702 | Basic bearing designation (15mm bore, 21mm OD, 4mm width) |
| 2RS1 | Double rubber contact seals on both sides |
W 61702-2RS1 Bearing Structural Features & Performance Benefits
Deep Groove Geometry: The raceway design enables efficient handling of radial loads and moderate axial loads in both directions, providing versatile load capacity in a compact form factor.
Full Stainless Steel Construction: All components including rings, balls, and cage are manufactured from stainless steel, ensuring excellent corrosion resistance and suitability for harsh environments.
Double Rubber Seals (2RS1): Both sides feature contact-type rubber seals that effectively prevent the ingress of contaminants while retaining lubricant, significantly extending bearing service life and enabling maintenance-free operation.
Pre-lubricated Design: Factory-filled grease lubrication provides immediate operation readiness and consistent performance across the specified temperature range (-30° to 120°C).
Precision Engineering: With P0 tolerance class and CN radial clearance, this bearing delivers consistent performance and smooth operation in precision applications.
W 61702-2RS1 Bearing Typical Application Areas
- Medical Equipment: Surgical handpieces, dental tools, and diagnostic instruments
- Precision Instruments: Optical devices, measuring equipment, and laboratory apparatus
- Small Motors: Micro motors, stepper motors, and miniature DC motors
- Office Automation: Printers, scanners, and copier mechanisms
- Food Processing Equipment: Where corrosion resistance and clean operation are essential
- Robotics: Small robotic joints and precision positioning systems
