53211
53000 Series Self-Aligning Thrust Ball Bearings
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Part No.
Part No.
53211
Basic Information
Bearing type
Ball
System of measurement
Metric
Weight
0.75 kg
Seal type
Open
For load direction
Thrust
Main Dimensions
Bore diameter
55 mm
Bore diameter tolerance
-0.015mm to 0
Outside diameter
90 mm
Outside diameter tolerance
-0.02mm to 0
Width
27.3 mm
Width tolerance
+0.02mm to -0.3mm
Chamfer dimension
1 mm
Ball & Washer Dimensions
Housing washer inner diameter
57 mm
Shaft washer outer diameter
90 mm
Performance
Temperature range
-30° to 110 °C
Axial dynamic load rating
13162 lbf
Axial static load rating
30150 lbf
Limiting speed
3.8 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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53211 Bearing Product Overview & Core Advantages
The 53211 is a metric thrust ball bearing engineered for demanding applications requiring high axial load capacity and precision performance. This thrust bearing is designed to accommodate unidirectional axial loads with exceptional reliability. Its construction from high-grade 52100 Chrome Steel ensures durability, while the open design facilitates high-speed operation. The 53211 is an ideal solution for compact assemblies where space is at a premium and high axial dynamic load rating is critical.
53211 Bearing Model Code Explained, Specifications & Naming Convention
The model number 53211 follows a standard industry nomenclature. Below is a breakdown of its key characteristics:
- 5: Indicates a thrust ball bearing.
- 3: Specifies the series, relating to the cross-sectional dimensions and load capacity.
- 211: Denotes the bore diameter code. For metric bearings, this typically corresponds to a 55 mm bore.
- Open Seal Type: The absence of a suffix indicates an open (unsealed) design, optimized for high-speed performance and allowing for external lubrication systems.
53211 Bearing Structural Features & Performance Benefits
- High Axial Load Capacity: The bearing's geometry and material selection provide a high axial dynamic load rating of 13,162 lbf and an axial static load rating of 30,150 lbf, making it suitable for heavy thrust applications.
- High-Speed Capability: The open design and precision-ground components minimize friction and heat generation, supporting a limiting speed of 3,800 rpm.
- Precision and Rigidity: Manufactured with tight tolerances on the bore diameter, outside diameter, and width, ensuring precise location and stable operation under load.
- Durable Construction: Features rings and balls made from 52100 Chrome Steel for high wear resistance and a stainless steel cage for excellent corrosion resistance and cage integrity at high speeds.
53211 Bearing Typical Application Areas
This thrust ball bearing is commonly specified in a wide range of industrial machinery, including:
- Automotive: Steering systems, clutch release mechanisms.
- Industrial Machinery: Thrust applications in machine tools, pulverizers, and heavy-duty gearboxes.
- Power Transmission: As a critical component in vertical pumps and compressors to handle axial loads.
- General Engineering: Any application requiring reliable accommodation of high unidirectional axial loads in a compact envelope.
