512/670-M
51200 Series Single Direction Thrust Ball Bearings
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Part No.
Part No.
512/670-M
Basic Information
Bearing type
Ball
System of measurement
Metric
Weight
349.1 kg
Seal type
Open
For load direction
Thrust
Main Dimensions
Bore diameter
670 mm
Bore diameter tolerance
-0.075mm to 0
Outside diameter
900 mm
Outside diameter tolerance
-0.1mm to 0
Width
180 mm
Width tolerance
+0.07mm to -0.75mm
Performance
Temperature range
-30° to 110 °C
Axial dynamic load rating
345307 lbf
Axial static load rating
2490883 lbf
Limiting speed
0.43 X 1000 rpm
Lubrication
Required
Materials
Ring material
52100 Chrome Steel
Ball material
52100 Chrome Steel
Cage material
Chrome Steel
Environment & Compliance
REACH
Compliant
ROHS
Compliant
Technical Drawings
No drawings available at the moment, will be launched soon
In Stock
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512/670-M Bearing Product Overview & Core Advantages
The 512/670-M is a metric thrust ball bearing engineered for applications requiring exceptional axial load capacity. This bearing is designed to accommodate heavy thrust loads in one direction, making it ideal for high-demand industrial environments. Its robust construction from 52100 Chrome Steel ensures durability and reliable performance under significant stress, while its precise dimensional tolerances guarantee consistent operation and ease of integration into heavy machinery.
512/670-M Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning |
|---|---|
| 512 | Indicates a thrust ball bearing series with a flat seat on the shaft washer. |
| 670 | Specifies the bore diameter of 670 mm. |
| M | Denotes that the bearing is supplied with brass machined cage for enhanced strength and stability. |
512/670-M Bearing Structural Features & Performance Benefits
- High Axial Load Capacity: Engineered with a large contact angle and robust construction to handle substantial axial dynamic load ratings of 345,307 lbf and impressive axial static load ratings of 2,490,883 lbf, ensuring reliable performance in heavy-load applications.
- Precision Engineering: Manufactured with tight dimensional tolerances (bore: -0.075mm to 0, outside diameter: -0.1mm to 0) for precise fit and optimal load distribution, enhancing overall system accuracy.
- Durable Material Construction: Components made from 52100 Chrome Steel for rings and balls, and a Chrome Steel cage, provide excellent wear resistance and longevity, even in demanding operating conditions.
- Designed for Controlled Speeds: With a limiting speed of 430 rpm, this bearing is suited for applications where controlled rotational speeds are critical, supported by its stable cage design.
512/670-M Bearing Typical Application Areas
- Heavy-Duty Industrial Machinery: Such as large vertical pumps, heavy-duty gearboxes, and industrial fans requiring robust thrust support.
- Power Generation Equipment: Including hydroelectric turbines and wind turbine pitch control systems where high axial loads are prevalent.
- Marine and Offshore Applications: Used in propeller shafts and thrusters for ships and offshore platforms.
- Construction and Mining Equipment: Ideal for applications in cranes, excavators, and other machinery subjected to significant axial forces.
