61909-2RS1
618 & 619 Series Thin Section Bearings
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Basic Information
Main Dimensions
Performance
Materials
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61909-2RS1 Bearing Product Overview & Core Advantages
The 61909-2RS1 is a metric single row deep groove ball bearing designed for precision applications requiring high reliability. Featuring integrated rubber seals (2RS1) and pre-lubrication, this bearing delivers excellent contamination protection and maintenance-free operation. Its P6 tolerance class ensures superior running accuracy, making it ideal for applications demanding precise rotational performance and long service life under radial loads.
Model Code Breakdown
| Code Segment | Technical Meaning |
|---|---|
| 61909 | Standard deep groove ball bearing series with 45mm bore, 68mm OD |
| 2RS1 | Rubber contact seals on both sides providing effective contaminant exclusion |
61909-2RS1 Bearing Structural Features & Performance Benefits
Optimized Sealing System: The 2RS1 rubber contact seals provide superior protection against contaminants while retaining lubricant effectively, extending bearing service life in demanding environments.
Precision Engineering: Manufactured to P6 tolerance class with CN radial internal clearance, ensuring smooth operation and minimal vibration for precision applications.
Robust Material Construction: Utilizing chrome steel rings and balls with stainless steel cage for excellent durability and corrosion resistance.
High Performance Capabilities: With a radial dynamic load rating of 3147 lbf and limiting speed of 6000 rpm, this bearing delivers reliable performance across a wide temperature range (-30° to 120°C).
61909-2RS1 Bearing Typical Application Areas
- Electric Motors and small precision machinery
- Industrial Pumps and fluid handling equipment
- Automotive Components including alternators and starters
- Material Handling Equipment requiring sealed bearing solutions
- Agricultural Machinery and outdoor equipment
- Office Automation Equipment and precision instruments
