591/710 JR
1000 & 59000 Series Thin Section Thrust Ball Bearings
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Part No.
Part No.
591/710 JR
Basic Information
Bearing type
Ball
System of measurement
Metric
Weight
88.5 kg
Seal type
Open
For load direction
Thrust
Main Dimensions
Bore diameter
710 mm
Bore diameter tolerance
-0.075mm to 0
Outside diameter
850 mm
Outside diameter tolerance
-0.1mm to 0
Width
85 mm
Width tolerance
+0.07mm to -0.75mm
Chamfer dimension
4 mm
Ball & Washer Dimensions
Housing washer inner diameter
715 mm
Shaft washer outer diameter
845 mm
Performance
Temperature range
-30° to 110 °C
Axial dynamic load rating
152100 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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591/710 JR Bearing Product Overview & Core Advantages
The 591/710 JR is a metric thrust ball bearing engineered for demanding applications requiring exceptional axial load capacity and precision. This bearing is specifically designed to accommodate high thrust loads in a single direction, featuring a robust construction with a large bore diameter of 710 mm. Manufactured from high-grade 52100 Chrome Steel for both rings and balls, it delivers superior durability and reliable performance in industrial environments. Its compliant status with ROHS and REACH standards further underscores its suitability for modern, regulated industries.
591/710 JR Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning |
|---|---|
| 591/710 | Indicates the bearing series and size. The bore diameter is 710 mm. |
| JR | Signifies a specific internal design and cage configuration, in this case utilizing a stainless steel cage for enhanced strength and corrosion resistance. |
591/710 JR Bearing Structural Features & Performance Benefits
- High Axial Load Capacity: The fundamental design of this thrust ball bearing enables it to support exceptionally high axial dynamic load ratings of 152,100 lbf and axial static load ratings of 1,215,000 lbf, making it ideal for heavy-duty thrust applications.
- Robust Construction & Precision: Components made from 52100 Chrome Steel provide high hardness and wear resistance. The tight dimensional tolerances on the bore, outside diameter, and width ensure precise fit and stable operation.
- Corrosion-Resistant Cage: The stainless steel cage (indicated by the JR suffix) offers excellent durability and resistance to corrosion, contributing to the bearing's longevity and reliability.
- Operational Stability: With a specified limiting speed of 0.6 x 1000 rpm and a temperature range of -30°C to 110°C, this bearing is built for stable performance under specific operational conditions.
591/710 JR Bearing Typical Application Areas
This bearing is suited for heavy machinery and equipment where significant unidirectional thrust loads are present. Common applications include:
- Vertical Pumps and Compressors
- Heavy-Duty Industrial Gearboxes
- Cranes and Hoisting Equipment
- Large Marine Propulsion Systems
- Presses and Injection Molding Machinery
