61908-2RS1
618 & 619 Series Thin Section Bearings
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Basic Information
Main Dimensions
Performance
Materials
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61908-2RS1 Bearing Product Overview & Core Advantages
The 61908-2RS1 is a metric single row deep groove ball bearing designed for high-performance applications requiring reliable operation under radial loads. Featuring integrated rubber seals (2RS1) on both sides, this bearing offers excellent contamination protection while maintaining smooth operation. Manufactured to P6 tolerance class with CN radial clearance, it delivers exceptional running accuracy and consistent performance. The bearing's compact design with 40mm bore, 62mm OD, and 12mm width makes it ideal for space-constrained applications where precision and reliability are critical.
61908-2RS1 Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning | Performance Benefit |
| 61908 | Deep groove ball bearing series with 40mm bore diameter | Standard dimension compatibility |
| 2RS1 | Contact rubber seals on both sides | Superior contamination exclusion and lubricant retention |
61908-2RS1 Bearing Structural Features & Performance Benefits
Sealed Construction: The 2RS1 rubber seals provide effective protection against contaminants while retaining lubrication, ensuring extended service life in demanding environments.
High Precision: Manufactured to P6 tolerance class, this bearing offers superior dimensional accuracy and running precision for applications requiring minimal vibration and noise.
Optimized Load Capacity: With a dynamic load rating of 3102 lbf and static load rating of 2248 lbf, the bearing delivers reliable performance under significant radial loads.
Enhanced Durability: The combination of chrome steel rings and balls with stainless steel cage provides excellent wear resistance and corrosion protection.
Pre-lubricated Design: Factory-filled grease and effective sealing enable maintenance-free operation throughout the bearing's service life.
61908-2RS1 Bearing Typical Application Areas
- Electric Motors: Ideal for small to medium-sized motors requiring sealed, precision bearings
- Industrial Gearboxes: Suitable for compact gearbox designs where space optimization is critical
- Agricultural Machinery: Provides reliable performance in contaminated environments
- Material Handling Equipment: Conveyor systems and small power transmission units
- Automotive Components: Auxiliary drives, pumps, and accessory systems
- Medical Equipment: Precision instruments requiring quiet, reliable operation
