1220/W64
1200 Series Self Aligning Ball Bearings
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Part No.
Part No.
1220/W64
Basic Information
Bearing type
Ball
System of measurement
Metric
Construction
Double Row
Weight
3.7 kg
Seal type
Open
For load direction
Radial
Main Dimensions
Bore diameter
100 mm
Bore diameter tolerance
-0.02mm to 0
Bore type
Cylindrical
Outside diameter
180 mm
Outside diameter tolerance
-0.025mm to 0
Width
34 mm
Width tolerance
-0.2mm to 0
Chamfer dimension
2.1 mm
Inner Ring Dimensions
Shoulder diameter inner ring
127 mm
Outer Ring Dimensions
Shoulder diameter outer ring
155.8 mm
Performance
Temperature range
-30° to 110 °C
Radial dynamic load rating
15502 lbf
Radial static load rating
6750 lbf
Limiting speed
4.8 X 1000 rpm
Lubrication
Lubricated
Radial internal clearance
CN
Materials
Ring material
Chrome Steel
Ball material
Chrome Steel
Cage material
Stainless Steel
Environment & Compliance
REACH
Compliant
ROHS
Compliant
Technical Drawings
No drawings available at the moment, will be launched soon
In Stock
Price available upon request.
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1220/W64 Bearing Product Overview & Core Advantages
The 1220/W64 is a metric double row angular contact ball bearing engineered for applications requiring high precision and robust performance. This open-type bearing features a cylindrical bore and is designed to accommodate significant radial loads. Its double row construction provides enhanced rigidity and stability, making it an ideal choice for machinery where precise shaft positioning is critical. Manufactured from high-grade chrome steel and featuring a stainless steel cage, it delivers reliable operation and long service life in demanding industrial environments.
1220/W64 Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning |
|---|---|
| 1220 | Basic bearing designation indicating a double row angular contact ball bearing with a 100mm bore and 180mm outside diameter. |
| W64 | Specifies the stainless steel cage material, which provides excellent corrosion resistance and durability for high-speed applications. |
1220/W64 Bearing Structural Features & Performance Benefits
- High Rigidity & Load Capacity: The double row design provides superior radial stiffness and enables the bearing to handle substantial radial loads, making it suitable for applications with demanding load requirements.
- Optimized for Precision: Manufactured with tight dimensional tolerances on the bore, outside diameter, and width, ensuring precise fit and reliable performance in high-accuracy machinery.
- Enhanced Durability: The combination of chrome steel rings and balls with a stainless steel cage offers excellent wear resistance and operational longevity, even under continuous use.
- Standard Internal Clearance: Features a CN radial internal clearance, which is suitable for a wide range of general industrial applications and operating conditions.
- Pre-lubricated: Comes lubricated from the factory, facilitating immediate installation and initial operation without additional lubrication steps.
1220/W64 Bearing Typical Application Areas
- Industrial Gearboxes and power transmission systems
- Material Handling Equipment such as conveyors and pulleys
- Agricultural Machinery including harvesters and tractors
- General Industrial Machinery requiring robust radial support
- Electric Motors and medium-duty pumps
