511/1000 F
51100 & 51000 Series Single Direction Thrust Ball Bearings
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Part No.
Part No.
511/1000 F
Basic Information
Bearing type
Ball
System of measurement
Metric
Weight
275 kg
Seal type
Open
For load direction
Thrust
Main Dimensions
Bore diameter
1000 mm
Bore diameter tolerance
-0.1mm to 0
Outside diameter
1180 mm
Outside diameter tolerance
-0.125mm to 0
Width
140 mm
Width tolerance
+0.08mm to -1.00mm
Chamfer dimension
5 mm
Ball & Washer Dimensions
Housing washer inner diameter
1006 mm
Shaft washer outer diameter
1174 mm
Performance
Temperature range
-30° to 110 °C
Axial dynamic load rating
299250 lbf
Axial static load rating
2970000 lbf
Limiting speed
0.4 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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511/1000 F Bearing Product Overview & Core Advantages
The 511/1000 F is a metric thrust ball bearing engineered for heavy-duty axial load applications. This open-type bearing features a massive 1000 mm bore and is designed to accommodate unidirectional thrust loads with exceptional reliability. Its robust construction from 52100 Chrome Steel ensures high durability and performance in demanding industrial environments, making it a critical component for applications requiring precise axial positioning and high load capacity.
511/1000 F Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning |
|---|---|
| 511 | Standard design thrust ball bearing. |
| 1000 | Nominal bore diameter in millimeters (1000 mm). |
| F | Indicates a machined brass or steel cage. In this specification, it corresponds to the stainless steel cage for enhanced strength and corrosion resistance. |
511/1000 F Bearing Structural Features & Performance Benefits
- High Axial Load Capacity: Engineered with a high axial dynamic load rating of 299,250 lbf and an axial static load rating of 2,970,000 lbf, this bearing is built to withstand extreme thrust forces.
- Robust Cage Design: The stainless steel cage (F suffix) provides superior mechanical strength and resistance to corrosion, ensuring stable ball guidance and operational integrity.
- Precision Ground Components: The shaft and housing washers are precision-ground to tight tolerances, facilitating accurate alignment and reliable performance.
- Wide Temperature Range: Suitable for operation in temperatures from -30°C to 110°C, offering versatility for various industrial climates.
- Compliance & Safety: The bearing is ROHS and REACH compliant, ensuring it meets stringent environmental and safety standards.
511/1000 F Bearing Typical Application Areas
- Heavy Industrial Machinery: Vertical pumps, large gearboxes, and industrial mixers requiring high axial load support.
- Power Generation Equipment: Hydroelectric turbines and generator thrust bearings.
- Marine & Offshore Systems: Propulsion systems and stern tube bearings in large vessels.
- Construction Equipment: Large cranes and drilling rigs where substantial axial loads are present.
