53306
53000 Series Self-Aligning Thrust Ball Bearings
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Part No.
Part No.
53306
Basic Information
Bearing type
Ball
System of measurement
Metric
Weight
0.33 kg
Seal type
Open
For load direction
Thrust
Main Dimensions
Bore diameter
30 mm
Bore diameter tolerance
-0.01mm to 0
Outside diameter
60 mm
Outside diameter tolerance
-0.015mm to 0
Width
22.6 mm
Width tolerance
+0.02mm to -0.25mm
Chamfer dimension
1 mm
Ball & Washer Dimensions
Housing washer inner diameter
32 mm
Shaft washer outer diameter
60 mm
Performance
Temperature range
-30° to 110 °C
Axial dynamic load rating
8055 lbf
Axial static load rating
14738 lbf
Limiting speed
5.3 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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53306 Bearing Product Overview & Core Advantages
The 53306 is a metric thrust ball bearing engineered for high-precision axial load applications. Designed exclusively to accommodate thrust loads along a single axis, it delivers exceptional performance in compact spaces. Manufactured from 52100 Chrome Steel for both rings and balls, it ensures high durability and reliable operation. Its open seal type facilitates optimal lubrication management, making it suitable for applications demanding high limiting speeds and precise axial positioning.
53306 Bearing Model Code Explained, Specifications & Naming Convention
| Model Segment | Interpretation | Technical Significance |
|---|---|---|
| 53306 | Basic Model Number | Indicates a metric thrust ball bearing with a 30mm bore diameter and a 60mm outside diameter. |
| (No Suffix) | Open Seal / Standard Design | The absence of a seal suffix confirms an open seal type, allowing for high-speed operation and custom lubrication solutions. |
53306 Bearing Structural Features & Performance Benefits
- High Axial Load Capacity: The single-direction thrust design is optimized to handle significant axial dynamic load ratings (8055 lbf) and axial static load ratings (14738 lbf), providing robust support against thrust forces.
- Precision Engineering: Features tight dimensional tolerances on the bore diameter and outside diameter, ensuring precise fit and alignment in assemblies for accurate axial positioning.
- High-Speed Capability: The open design and stainless steel cage contribute to a high limiting speed of 5,300 rpm, making it suitable for demanding rotational applications.
- Durable Material Construction: Components made from 52100 Chrome Steel and a stainless steel cage offer excellent resistance to wear and corrosion, enhancing service life.
- Compact and Lightweight: With a width of 22.6 mm and a weight of 0.33 kg, it provides a high load capacity in a minimal envelope, ideal for space-constrained designs.
53306 Bearing Typical Application Areas
This bearing is ideally suited for machinery and systems that require management of high axial loads, including:
- Automotive Transmissions: For thrust support in gear assemblies.
- Industrial Pumps and Compressors: To handle axial forces in impeller and rotor shafts.
- Machine Tool Spindles: Providing precise axial location and thrust capacity.
- Power Tools and Agricultural Machinery: In applications with significant one-direction thrust requirements.
- Precision Rotary Tables and Indexing Heads: Where accurate axial positioning is critical.
