51214
51200 Series Single Direction Thrust Ball Bearings
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Part No.
Part No.
51214
Basic Information
Bearing type
Ball
System of measurement
Metric
Weight
0.79 kg
Seal type
Open
For load direction
Thrust
Main Dimensions
Bore diameter
70 mm
Bore diameter tolerance
-0.015mm to 0
Outside diameter
105 mm
Outside diameter tolerance
-0.02mm to 0
Width
27 mm
Width tolerance
+0.02mm to -0.3mm
Chamfer dimension
1 mm
Ball & Washer Dimensions
Housing washer inner diameter
72 mm
Shaft washer outer diameter
105 mm
Performance
Temperature range
-30° to 110 °C
Axial dynamic load rating
14040 lbf
Axial static load rating
36000 lbf
Limiting speed
3.6 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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51214 Bearing Product Overview & Core Advantages
The 51214 metric thrust ball bearing is engineered for high-precision axial load applications. Designed exclusively to handle unidirectional thrust loads, this bearing features an open design for optimal lubrication access and heat dissipation. Manufactured from 52100 Chrome Steel for both rings and balls, it delivers exceptional durability and wear resistance. Its compact design and high axial dynamic load rating of 14,040 lbf make it an ideal component for applications demanding reliable performance under substantial thrust forces, while maintaining compliance with RoHS and REACH standards.
51214 Bearing Model Code Explained, Specifications & Naming Convention
| Code Segment | Technical Meaning |
|---|---|
| 51214 | Basic model number indicating a metric single-direction thrust ball bearing with 70mm bore, 105mm OD, and 27mm width. |
| Open (Seal Type) | No seals or shields, allowing for direct lubrication and optimal cooling in controlled environments. |
51214 Bearing Structural Features & Performance Benefits
- High Load Capacity: The robust construction using 52100 Chrome Steel components enables a high axial static load rating of 36,000 lbf, suitable for heavy-duty thrust applications.
- Precision Performance: Tight dimensional tolerances on the bore diameter and outside diameter ensure precise shaft and housing fits, critical for maintaining application accuracy.
- Durability & Corrosion Resistance: The stainless steel cage provides excellent strength and corrosion resistance, contributing to the bearing's longevity and reliable operation.
- Optimized Speed Capability: With a limiting speed of 3,600 rpm, the open design and precision-ground components facilitate efficient operation in various machinery.
51214 Bearing Typical Application Areas
- Industrial Machinery: Thrust load sections in machine tools, presses, and injection molding machines.
- Automotive Systems: Components in transmissions, clutches, and steering mechanisms requiring axial load support.
- Power Transmission: Gearboxes and drive systems where precise axial positioning is critical.
- General Engineering: Any application demanding reliable, high-capacity thrust bearing performance in a standard metric size.
