511/630 F
51100 & 51000 Series Single Direction Thrust Ball Bearings
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Part No.
Part No.
511/630 F
Basic Information
Bearing type
Ball
System of measurement
Metric
Weight
84 kg
Seal type
Open
For load direction
Thrust
Main Dimensions
Bore diameter
630 mm
Bore diameter tolerance
-0.05mm to 0
Outside diameter
750 mm
Outside diameter tolerance
-0.075mm to 0
Width
95 mm
Width tolerance
+0.06mm to -0.6mm
Chamfer dimension
3 mm
Ball & Washer Dimensions
Housing washer inner diameter
634 mm
Shaft washer outer diameter
746 mm
Performance
Temperature range
-30° to 110 °C
Axial dynamic load rating
163800 lbf
Axial static load rating
1215000 lbf
Limiting speed
0.6 X 1000 rpm
Materials
Ring material
52100 Chrome Steel
Ball material
52100 Chrome Steel
Cage material
Stainless Steel
Environment & Compliance
REACH
Compliant
ROHS
Compliant
Technical Drawings
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In Stock
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511/630 F Bearing Product Overview & Core Advantages
The 511/630 F is a metric thrust ball bearing engineered for demanding applications requiring exceptional axial load capacity and high precision. This bearing is designed to accommodate thrust loads in a single direction, featuring a robust construction with a 52100 Chrome Steel composition for superior durability. Its key advantages include a very high axial static load rating of 1,215,000 lbf, making it suitable for heavy-duty machinery where space constraints and reliable axial support are critical. The open design facilitates efficient lubrication management in complex systems.
511/630 F Bearing Model Code Explained, Specifications & Naming Convention
| Model Segment | Technical Meaning |
|---|---|
| 511 | Indicates a thrust ball bearing with a flat seating surface (housing washer). |
| /630 | Specifies the bore diameter of 630 mm. |
| F | Signifies a carbon steel cage (Note: This bearing uses a Stainless Steel cage, the "F" suffix may denote a specific manufacturing or tolerance standard). |
511/630 F Bearing Structural Features & Performance Benefits
- High Axial Rigidity & Load Capacity: The single-direction design and use of high-grade 52100 Chrome Steel for rings and balls provide exceptional resistance to thrust loads, with a massive axial static load rating for stable operation under extreme forces.
- Precision Ground Components: Tight dimensional tolerances on the bore diameter and outside diameter ensure precise fit and alignment, contributing to smooth running and reduced vibration.
- Durable Cage Construction: The Stainless Steel cage offers excellent corrosion resistance and strength, maintaining ball alignment and bearing integrity at the specified limiting speed.
- Broad Operating Temperature Range: Suitable for use in environments from -30°C to 110°C, offering reliable performance across various industrial conditions.
511/630 F Bearing Typical Application Areas
This bearing is ideal for heavy machinery and equipment requiring high-capacity axial support, including:
- Vertical Pumps and Turbines
- Heavy-Duty Presses and Extrusion Equipment
- Crane Hooks and Lifting Systems
- Large Gearboxes and Industrial Drives
