61910
618 & 619 Series Thin Section Bearings
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Basic Information
Main Dimensions
Performance
Materials
Environment & Compliance
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61910 Bearing Product Overview & Core Advantages
The 61910 is a single row deep groove ball bearing designed for exceptional performance in applications demanding high precision and reliability. Engineered to primarily accommodate radial loads, this bearing features an open design that facilitates high-speed operation. Its P6 tolerance class ensures superior dimensional accuracy and running precision, making it an ideal choice for high-performance machinery where rotational accuracy is critical. The combination of chrome steel rings and balls, along with a stainless steel cage, provides excellent durability and consistent operation.
61910 Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning |
|---|---|
| 61910 | Standard designation for a single row deep groove ball bearing with a 50mm bore, 72mm OD, and 12mm width. |
| Open (Seal Type) | No seals or shields, allowing for higher speeds and easier re-lubrication. |
| P6 | Tighter dimensional and running accuracy tolerance than standard P0 class. |
| CN | Standard radial internal clearance for normal operating conditions. |
61910 Bearing Structural Features & Performance Benefits
The 61910 bearing delivers outstanding performance through its optimized design:
- High-Speed Capability: The open construction and stainless steel cage enable a high limiting speed of 12,000 rpm, making it suitable for demanding rotational applications.
- Precision Performance: Manufactured to P6 tolerance class with strict bore and outside diameter tolerances, ensuring minimal runout and vibration for smooth operation.
- Robust Load Capacity: With a dynamic load rating of 3282 lbf and static load rating of 2653 lbf, it provides reliable performance under significant radial stresses.
- Material Excellence: Chrome steel rings and balls offer high wear resistance and fatigue strength, while the stainless steel cage provides corrosion resistance and stability at high speeds.
- Wide Temperature Range: Operational from -30°C to 120°C, accommodating various industrial environments.
61910 Bearing Typical Application Areas
The 61910 precision deep groove ball bearing is widely used in:
- Electric Motors and small precision spindles
- Machine Tool Components requiring high rotational accuracy
- Industrial Pumps and compressors
- Precision Instruments and medical equipment
- Office Automation Equipment and robotics
- Applications where ROHS and REACH compliance is mandatory
