51288 F
51200 Series Single Direction Thrust Ball Bearings
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Part No.
Part No.
51288 F
Basic Information
Bearing type
Ball
System of measurement
Metric
Weight
115 kg
Seal type
Open
For load direction
Thrust
Main Dimensions
Bore diameter
440 mm
Bore diameter tolerance
-0.045mm to 0
Outside diameter
600 mm
Outside diameter tolerance
-0.05mm to 0
Width
130 mm
Width tolerance
+0.05mm to -0.5mm
Chamfer dimension
5 mm
Ball & Washer Dimensions
Housing washer inner diameter
446 mm
Shaft washer outer diameter
594 mm
Performance
Temperature range
-30° to 110 °C
Axial dynamic load rating
203400 lbf
Axial static load rating
1282500 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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51288 F Bearing Product Overview & Core Advantages
The 51288 F is a metric thrust ball bearing engineered for demanding applications requiring exceptional axial load capacity. This bearing is designed exclusively to handle heavy thrust loads in a single direction, making it an ideal solution for high-load, low-speed scenarios. Its robust construction using 52100 Chrome Steel for both rings and balls ensures superior durability and long service life. The open design facilitates efficient lubrication management, while its substantial dimensions provide stable and reliable performance in heavy machinery.
51288 F Bearing Model Code Explained, Specifications & Naming Convention
The model designation 51288 F can be broken down as follows:
- 51288: The basic bearing number, indicating a thrust ball bearing with a 440mm bore and 600mm outside diameter.
- F: This suffix signifies a specific manufacturing tolerance or internal design specification, often related to enhanced precision or a specialized configuration for optimal performance under thrust conditions.
51288 F Bearing Structural Features & Performance Benefits
- High Axial Load Capacity: Engineered with a large contact angle and robust components, this bearing delivers an impressive axial dynamic load rating of 203,400 lbf and an axial static load rating of 1,282,500 lbf, making it suitable for the most demanding thrust applications.
- Robust Material Construction: The use of 52100 Chrome Steel for the bearing rings and balls provides high hardness and wear resistance. The stainless steel cage ensures excellent corrosion resistance and structural integrity, contributing to reliable operation.
- Precision Tolerances: Features tight dimensional tolerances on the bore, outside diameter, and width, ensuring precise fitment and stable operation within the assembly.
- Open Seal Design: The open (unsealed) configuration allows for custom lubrication schemes to be implemented, optimizing performance for specific operating conditions and facilitating maintenance.
51288 F Bearing Typical Application Areas
This high-capacity thrust ball bearing is typically employed in heavy-duty industrial equipment, including:
- Vertical Pumps and Turbines
- Heavy-Duty Gearboxes and power transmission systems
- Cranes and Hoisting Equipment
- Industrial Presses and extrusion machinery
- Marine Propulsion Systems
