51348
51300 & 51400 Series Heavy Duty Thrust Ball Bearings
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Part No.
Part No.
51348
Basic Information
Bearing type
Ball
System of measurement
Metric
Weight
49.6 kg
Seal type
Open
For load direction
Thrust
Main Dimensions
Bore diameter
240 mm
Bore diameter tolerance
-0.03mm to 0
Outside diameter
380 mm
Outside diameter tolerance
-0.04mm to 0
Width
112 mm
Width tolerance
+0.03mm to -0.4mm
Performance
Temperature range
-30° to 110 °C
Axial dynamic load rating
155793 lbf
Axial static load rating
618225 lbf
Limiting speed
0.67 X 1000 rpm
Lubrication
Required
Materials
Ring material
52100 Chrome Steel
Ball material
52100 Chrome Steel
Cage material
Chrome Steel
Environment & Compliance
REACH
Compliant
ROHS
Compliant
Technical Drawings
No drawings available at the moment, will be launched soon
In Stock
Price available upon request.
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51348 Bearing Product Overview & Core Advantages
The 51348 is a thrust ball bearing engineered for applications demanding high axial load capacity and robust performance. This metric series bearing is designed exclusively to accommodate heavy thrust loads in a single direction. Manufactured from 52100 Chrome Steel, it offers excellent durability and wear resistance. Its open design allows for versatile lubrication options, making it suitable for a wide range of industrial environments requiring reliable axial load support.
51348 Bearing Model Code Explained, Specifications & Naming Convention
The model number 51348 follows a standard designation system for thrust ball bearings. A breakdown of its key characteristics is provided below:
- 51348: Basic model number indicating a thrust ball bearing with a 240 mm bore and specific dimensions.
- Seal Type: Open - No integral seals or shields, allowing for custom lubrication systems and high-speed operation.
- For Load Direction: Thrust - Designed specifically to handle axial loads.
51348 Bearing Structural Features & Performance Benefits
- High Load Capacity: With an impressive axial dynamic load rating of 155,793 lbf and a massive axial static load rating of 618,225 lbf, this bearing is built to withstand significant thrust forces in demanding applications.
- Robust Construction: The use of 52100 Chrome Steel for the rings, balls, and cage ensures high strength, dimensional stability, and a long service life under heavy loads.
- Precision Tolerances: Features tight dimensional tolerances on the bore, outside diameter, and width, contributing to precise shaft positioning and system stability.
- Operational Versatility: The open design and a temperature range of -30°C to 110°C make it adaptable to various operating conditions, provided appropriate lubrication is used.
51348 Bearing Typical Application Areas
This high-capacity thrust ball bearing is ideally suited for heavy machinery and equipment, including:
- Heavy-Duty Industrial Gearboxes
- Vertical Pumps and Compressors
- Cranes and Hoisting Equipment
- Machine Tool Tables and other applications with significant axial forces.
