Fafnir 211KDD Deep Groove Ball Bearing
The Fafnir 211KDD is a precision-engineered deep groove ball bearing, designed to deliver reliable performance in a variety of industrial applications. Its robust construction and design make it suitable for handling both radial and axial loads efficiently.
Key Specifications
- Bore Diameter: 55 mm (2.1654 inches)
- Outer Diameter: 100 mm (3.937 inches)
- Width: 21 mm (0.8268 inches)
- Dynamic Load Rating: 49,000 N (11,000 lbf)
- Static Load Rating: 29,200 N (6,550 lbf)
- Limiting Speed (Grease): 3,870 rpm
- Limiting Speed (Oil): 4,520 rpm
Design and Features
The 211KDD bearing features a deep-groove design, allowing it to accommodate both radial and axial loads from either direction. This design ensures versatility and high-speed operation. The bearing is equipped with double shields (denoted by “DD”), providing protection against contaminants and retaining lubrication, which enhances its longevity and performance.
Applications
Due to its balanced design and capacity to handle combined loads, the Fafnir 211KDD is ideal for a wide range of applications, including:
- Electric motors
- Pumps
- Gearboxes
- Conveyors
- General industrial machinery
Its electric motor quality ensures quiet operation, making it suitable for environments where noise reduction is essential.
Material and Construction
Constructed with high-quality steel, the 211KDD bearing offers durability and resistance to wear. The steel cage ensures proper ball guidance and spacing, contributing to the bearing’s overall reliability and performance.
In summary, the Fafnir 211KDD deep groove ball bearing combines precision engineering with robust construction, making it a dependable choice for various industrial applications requiring efficient load handling and high-speed operation.
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