52305
Double Direction Thrust Ball Bearings
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Part No.
Part No.
52305
Basic Information
Bearing type
Ball
System of measurement
Metric
Weight
0.33 kg
Seal type
Open
For load direction
Thrust
Main Dimensions
Bore diameter
20 mm
Bore diameter tolerance
-0.01mm to 0
Outside diameter
52 mm
Outside diameter tolerance
-0.015mm to 0
Width
34 mm
Width tolerance
+0.15mm to -0.4mm
Ball & Washer Dimensions
Housing washer inner diameter
27 mm
Housing washer chamfer size
1 mm
Shaft washer chamfer size
0.3 mm
Performance
Temperature range
-30° to 110 °C
Axial dynamic load rating
7762 lbf
Axial static load rating
13500 lbf
Limiting speed
4.5 X 1000 rpm
Materials
Ring material
Chrome Steel
Ball material
Chrome Steel
Cage material
Stainless Steel
Environment & Compliance
REACH
Compliant
ROHS
Compliant
Technical Drawings
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In Stock
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52305 Bearing Product Overview & Core Advantages
The 52305 is a metric thrust ball bearing engineered for demanding applications requiring high axial load capacity and precision operation. This bearing is specifically designed to accommodate unidirectional thrust loads with exceptional reliability. Its construction from high-grade chrome steel components ensures durability and long service life, making it an ideal choice for high-precision and high-reliability scenarios where space constraints and axial load management are critical.
52305 Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning |
|---|---|
| 52305 | Standard model number for a metric single-direction thrust ball bearing. |
| Open (Seal Type) | The bearing is unsealed, optimized for applications where external sealing is provided or where maximum speed is prioritized. |
52305 Bearing Structural Features & Performance Benefits
- High Axial Load Capacity: Engineered to handle significant axial dynamic load ratings of 7762 lbf and axial static load ratings of 13500 lbf, providing robust support for heavy thrust loads.
- Precision Ground Components: Manufactured with tight tolerances on the bore, outside diameter, and width for consistent performance and ease of integration into precision assemblies.
- Optimized for Speed: Features a stainless steel cage that contributes to stable operation at a limiting speed of 4,500 rpm.
- Durable Material Construction: Utilizes chrome steel for rings and balls, offering high hardness and resistance to wear, ensuring a long operational lifespan.
- Wide Temperature Range: Suitable for operation in environments ranging from -30°C to 110°C.
52305 Bearing Typical Application Areas
This thrust ball bearing is commonly specified in a variety of industrial and precision machinery, including:
- Automotive steering systems (e.g., thrust applications in steering columns)
- Machine tool spindles for axial positioning
- Industrial pumps and compressors
- Precision gearboxes and power transmission systems
- Agricultural and construction machinery
